5/16" Screws

145 Results
Grub Screws -- 2453794
from RS Components, Ltd.

RS PRO 25532550 Grub Screw [See More]

  • Inch: 5/16"
  • Material: Steel
  • Length: 1.75
  • Fastener Standards: RoHS Compliant
0.312" lg, 5/16-18 THD, STEEL Socket Head Set Screw. Black Oxide Finish -- A 9Q17-311810
from Stock Drive Products & Sterling Instrument - SDP/SI

Industrial fasteners are hardware devices that join two or more items together, creating a semi-permanent or permanent connection. The fasteners most frequently used by machinery designers are screws, nuts, retaining rings, and various types of pins because of the basic role that they play in the... [See More]

  • Inch: 5/16"
  • Standard Drives: Hex Socket / Allen
  • Screw Type: Set Screw
  • Material: Steel
6-Lobe Button Head Sealing Screws
from ZAGO Manufacturing Company, Inc.

Hexalobular (6-Lobe) cap screws, have a sixlobe recess and are driven using a 6-Lobe wrench or insert bit, making them more efficient than slotted screws and hex drives screws. ZAGO ’s machine screws are ready-to-use, as they do not require any preparation or clean-up. Our machine screws will... [See More]

  • Inch: # 0; # 1; # 2; # 4; # 6; # 8; # 10; # 12; 1/4"; 5/16"; 3/8"; 7/16"; 1/2"; 5/8"; 3/4"
  • Metric: M1.6; M2; M2.5; M3; M3.5; M4; M5; M6; M8; M10; M12; M14; M16; M18; M20; M22; M24; M27; M30
  • Screw Type: Cap Screw
  • Length: 0.0787 to 1.97
Button Head Hex Socket Cap Screws
from National Bolt & Nut Corporation

BUTTON HEAD HEX SOCKET CAP SCREWS. Featuring a six-sided hexagon socket and constructed from highly durable alloy steel material, National Bolt & Nut's button head hex socket cap screws possess a larger surface bearing and a lower profile head than traditional socket cap screw heads. Button head... [See More]

  • Inch: # 2; # 4; # 6; # 8; # 10; 1/4"; 5/16"; 3/8"; 1/2"; 5/8"
  • Length: 0.1875 to 2
  • Screw Type: Cap Screw
  • Other Size Specs: Thread Range: #4 - 5/8", Fine and Course Threads
Grub Screws -- 2454430
from RS Components, Ltd.

RS PRO 25532670 Grub Screw [See More]

  • Inch: 5/16"
  • Material: Steel
  • Length: 0.3100
  • Fastener Standards: RoHS Compliant
0.5" length, 5/16-18 Thread, alloy steel, socket head cap screw, black oxide finish -- A 9Q26-311816
from Stock Drive Products & Sterling Instrument - SDP/SI

Industrial fasteners are hardware devices that join two or more items together, creating a semi-permanent or permanent connection. The fasteners most frequently used by machinery designers are screws, nuts, retaining rings, and various types of pins because of the basic role that they play in the... [See More]

  • Inch: 5/16"
  • Head Type: Round Head; Other; Round
  • Screw Type: Cap Screw
  • Standard Drives: Hex Socket / Allen
6-Lobe Flat Head Sealing Screws
from ZAGO Manufacturing Company, Inc.

6 Lobe flat head screws have a 6 lobe recess and is cone shaped for use in countersunk holes the flat top fits flush with the mated surface. ZAGO ’s array of cutting-edge machine screws will serve as a solution for any particular, nuanced challenge you may face. Each screw is equipped with a... [See More]

  • Inch: # 0; # 1; # 2; # 4; # 6; # 8; # 10; # 12; 1/4"; 5/16"; 3/8"; 7/16"; 1/2"; 5/8"; 3/4"
  • Metric: M1.6; M2; M2.5; M3; M3.5; M4; M5; M6; M8; M10; M12; M14; M16; M18; M20; M22; M24; M27; M30
  • Screw Type: Cap Screw
  • Length: 0.0787 to 1.97
Custom Screws and Bolts
from National Bolt & Nut Corporation

Serving a wide array of industries from marine and mining to construction and electronics, our custom fasteners can be used for a broad variety of applications, including boilers, bridges, hydraulics, and machine tools. Offering the capability to work with a large number of materials up to four... [See More]

  • Inch: # 4; # 5; # 6; # 7; # 8; # 9; # 10; # 12; # 14; 1/4"; # 16; # 18; 5/16"; # 20; # 24; 3/8"; 7/16"; 1/2"; 5/8"; 3/4"; 7/8"; 1"; 1 1/8"; 1 1/4"; 1 3/8"; 1 1/2"; 1 3/4"; 2"; 2 1/4"; 2 1/2"; 2 3/4"; 3"
  • Metric: M2; M2.5; M3; M3.5; M4; M5; M6; M8; M10; M12; M14; M16; M18; M20; M22; M24; M25; M26; M27; M28; M30; M32; M33; M35; M36; M38; M40; M42; M48; M56; M64
  • Screw Type: Cap Screw; Dry Wall Screw; Lag Screw; Machine Screw; Self Drilling / Thread Cutting Screw; Shoulder Screw; Tamperproof Screw (optional feature); Wood Screw
  • Head Type: Binding Head  ; Button Head; Fillister Head; Flat Head; Hexagon Head; Oval Head; Pan Head; Round Head; Socket Head Cap; Square Head; Truss Head; Other; Headless, One-Way, Pentagon
Grub Screws -- 2454446
from RS Components, Ltd.

RS PRO 25532541 Grub Screw [See More]

  • Inch: 5/16"
  • Material: Steel
  • Length: 0.3750
  • Fastener Standards: RoHS Compliant
1" Long, 5/16-18 Thread, Nylon (Zytel 101) Socket Head Cap Screw -- A 9M52-311816
from Stock Drive Products & Sterling Instrument - SDP/SI

Industrial fasteners are hardware devices that join two or more items together, creating a semi-permanent or permanent connection. The fasteners most frequently used by machinery designers are screws, nuts, retaining rings, and various types of pins because of the basic role that they play in the... [See More]

  • Inch: 5/16"
  • Head Type: Round Head; Other; Round
  • Screw Type: Cap Screw
  • Standard Drives: Hex Socket / Allen
6-Lobe Pin Button Sealing Screws
from ZAGO Manufacturing Company, Inc.

6-Lobe Pin button heads, are designed with grooves in a six-point pattern, featuring a pin within the recess that will resist standard torx bits. The security torx design enables a higher and more consistent torque level compared to conventional screw heads, whilst also resisting cam-out. ZAGO can... [See More]

  • Inch: # 0; # 1; # 2; # 4; # 6; # 8; # 10; # 12; 1/4"; 5/16"; 3/8"; 7/16"; 1/2"; 5/8"; 3/4"
  • Metric: M1.6; M2; M2.5; M3; M3.5; M4; M5; M6; M8; M10; M12; M14; M16; M18; M20; M22; M24; M27; M30
  • Screw Type: Cap Screw
  • Length: 0.0787 to 1.97
Hex Head Bolts / Hex Cap Screws
from National Bolt & Nut Corporation

HEX HEAD BOLTS/HEX CAP SCREWS. Head dimensions per ANSI B18.2.1. Threaded to head. We also stock 1/4" thru 2" diameter and from 1/2 thru 15" in length. Other materials and finishes available. For further information, call or send an information request. One of the basic components of any... [See More]

  • Inch: 1/4"; 5/16"; 3/8"; 7/16"; 1/2"; 5/8"; 3/4"; 7/8"; 1"; 1 1/8"; 1 1/4"; 2"
  • Length: 0.5000 to 15
  • Screw Type: Cap Screw
  • Other Size Specs: Thread Range: 1/4" - 1-1/4", Fine and Course Threads
Grub Screws -- 2454870
from RS Components, Ltd.

RS PRO 25532669 Grub Screw [See More]

  • Inch: 5/16"
  • Material: Steel
  • Length: 0.2500
  • Fastener Standards: RoHS Compliant
5/16-18 Knurl head thumb screw.,.672" length, Nylon -- A 9P57-311808
from Stock Drive Products & Sterling Instrument - SDP/SI

Industrial fasteners are hardware devices that join two or more items together, creating a semi-permanent or permanent connection. The fasteners most frequently used by machinery designers are screws, nuts, retaining rings, and various types of pins because of the basic role that they play in the... [See More]

  • Inch: 5/16"
  • Length: 0.6720
  • Screw Type: Thumb Screw
  • Head Type: Other; Nylon Knurl
Phillips Flat Head Sealing Screws
from ZAGO Manufacturing Company, Inc.

Phillips Flat heads are cone shaped for use in countersunk holes and have a flat top that fits flush with the mated surface. ZAGO ’s self sealing screws feature a rubber “O ” ring device that creates the ultimate seal around the screws. How does it work? When torque is exerted on... [See More]

  • Inch: # 0; # 1; # 2; # 4; # 6; # 8; # 10; # 12; 1/4"; 5/16"; 3/8"; 7/16"; 1/2"; 5/8"; 3/4"
  • Metric: M1.6; M2; M2.5; M3; M3.5; M4; M5; M6; M8; M10; M12; M14; M16; M18; M20; M22; M24; M27; M30
  • Screw Type: Machine Screw
  • Length: 0.0787 to 1.97
Hex Head Cap Screw
from National Bolt & Nut Corporation

1/4 - 5/8" DIAMETER - HEX HEAD CAP SCREW - GRADE 5. Meeting ANSI B18.2.1 dimensional specifications, our series of grade 5, 1/4 - 5/8 inch diameter hex head cap screws feature rolled threads. Our Grade 5, 1/4 - 5/8 inch diameter hex head cap screws meet SAE J429 standards for both material and... [See More]

  • Inch: 1/4"; 5/16"; 3/8"; 7/16"; 1/2"; 5/8"
  • Length: 0.5000 to 20
  • Screw Type: Cap Screw
  • Other Size Specs: Thread Range: 1/4" - 5/8", Fine and Course Threads
5/16-18 UNC-3A, 0.374" Shoulder Dia., 0.314" Shoulder LG., 303 Stainless Steel -- S7097Y-G42-1210A
from Stock Drive Products & Sterling Instrument - SDP/SI

Industrial fasteners are hardware devices that join two or more items together, creating a semi-permanent or permanent connection. The fasteners most frequently used by machinery designers are screws, nuts, retaining rings, and various types of pins because of the basic role that they play in the... [See More]

  • Inch: 5/16"
  • Head Type: Round Head; Other; Round
  • Screw Type: Shoulder Screw
  • Standard Drives: Slotted
Phillips Pan Head Sealing Screws
from ZAGO Manufacturing Company, Inc.

Phillips pan heads are very popular and are available in a variety of sizes. We recommend using this driver type, since it offers excellent control. Offered as commercial items as well as MS3212 and MS3213, that meets military requirements. ZAGO ’s MS3212/MS3213 parts are time-tested and... [See More]

  • Inch: # 0; # 1; # 2; # 4; # 6; # 8; # 10; # 12; 1/4"; 5/16"; 3/8"; 7/16"; 1/2"; 5/8"; 3/4"
  • Metric: M1.6; M2; M2.5; M3; M3.5; M4; M5; M6; M8; M10; M12; M14; M16; M18; M20; M22; M24; M27; M30
  • Screw Type: Machine Screw
  • Length: 0.0787 to 1.97
Hex Socket Head Cap Screws
from National Bolt & Nut Corporation

HEX SOCKET HEAD CAP SCREWS. National Bolt & Nut offers a large selection of coarse and fine threaded hex socket head cap screws to meet your unique application requirements. And all of our premium hex socket head cap screws meet ANSI B18.3 dimensional specifications. Our line of hex socket head... [See More]

  • Inch: # 0; # 1; # 2; # 3; # 4; # 5; # 6; # 8; # 10; 1/4"; 5/16"; 3/8"; 7/16"; 1/2"; 5/8"; 3/4"; 7/8"; 1"; 1 1/4"; 1 1/2"
  • Length: 0.1250 to 10
  • Screw Type: Cap Screw
  • Other Size Specs: Thread Range: #0 - 1-1/2", Fine and Course Threads
Slotted Pan Head Sealing Screws
from ZAGO Manufacturing Company, Inc.

Slotted pan head machine screws are made of steel for long lasting durability and dependability. Screws feature straight shank fasteners with external threads used for pre-tapped hole or nut assembly to form a mating thread. ZAGO ’s machine screws are equipped with a resilient “O ”... [See More]

  • Inch: # 0; # 1; # 2; # 4; # 6; # 8; # 10; # 12; 1/4"; 5/16"; 3/8"; 7/16"; 1/2"; 5/8"; 3/4"
  • Metric: M1.6; M2; M2.5; M3; M3.5; M4; M5; M6; M8; M10; M12; M14; M16; M18; M20; M22; M24; M27; M30
  • Screw Type: Machine Screw
  • Length: 0.0787 to 1.97
Hex Socket Set Screws
from National Bolt & Nut Corporation

HEX SOCKET SET SCREWS. National Bolt & Nut's premium line of hex socket set screws are most regularly used to secure one object against another object, and are ideal for applications involving the fastening of knobs, gears, collars and other devices onto shafts. Designed for better industrial... [See More]

  • Inch: # 4; # 5; # 6; # 8; # 10; 1/4"; 5/16"; 3/8"; 7/16"; 1/2"; 5/8"; 3/4"; 7/8"; 1"
  • Length: 0.1250 to 3
  • Screw Type: Set Screw
  • Other Size Specs: Thread Range: #4 - 1", Fine and Course Threads
Socket Button Head Sealing Screws
from ZAGO Manufacturing Company, Inc.

Socket Button head screws have a socket recess and rounded head. ZAGO ’s line of self-sealing screws, bolts, and rivets offers you unsurpassable fastening and sealing power. Each of our fasteners is equipped with a unique, malleable and strong captive “O ” ring. This device... [See More]

  • Inch: # 0; # 1; # 2; # 4; # 6; # 8; # 10; # 12; 1/4"; 5/16"; 3/8"; 7/16"; 1/2"; 5/8"; 3/4"
  • Metric: M1.6; M2; M2.5; M3; M3.5; M4; M5; M6; M8; M10; M12; M14; M16; M18; M20; M22; M24; M27; M30
  • Screw Type: Cap Screw
  • Length: 0.0787 to 1.97
Hex Washer Head Tapping Screws
from National Bolt & Nut Corporation

HEX WASHER HEAD TAPPING SCREWS. As part of our line of premium tapping screws, our hex washer head tapping screws feature unique thread forming locking threads and possess a clear zinc finish. Other finish options are available upon request. Designed for steel applications, we can construct our hex... [See More]

  • Inch: # 4; # 6; # 8; # 10; # 12; 1/4"; 5/16"; 3/8"
  • Other Size Specs: Thread Range: #4 - 3/8", Fine and Course Threads
  • Length: 0.7500 to 24.5
  • Head Type: Hexagon Head; Washer Head
Socket Cap Sealing Screws
from ZAGO Manufacturing Company, Inc.

Socket cap screws are widely used due to their space saving design (smaller head) and that they are able to handle higher torque. If you ’re operating in tough conditions and you need fail-safe mechanisms to prevent disaster, then use ZAGO ’s self-sealing socket caps. These tough pieces... [See More]

  • Inch: # 0; # 1; # 2; # 4; # 6; # 8; # 10; # 12; 1/4"; 5/16"; 3/8"; 7/16"; 1/2"; 5/8"; 3/4"
  • Metric: M1.6; M2; M2.5; M3; M3.5; M4; M5; M6; M8; M10; M12; M14; M16; M18; M20; M22; M24; M27; M30
  • Screw Type: Cap Screw
  • Length: 0.0787 to 1.97
Socket Head Shoulder Screws
from National Bolt & Nut Corporation

SOCKET HEAD SHOULDER SCREWS. National Bolt & Nut offers a wide selection of socket head shoulder screws that meet ANSI B18.3 dimensional specifications. Made from high-strength alloy steel, our socket head shoulder screws feature a hexagon-shaped socket and are ideal for a variety of rotating or... [See More]

  • Inch: 1/4"; 5/16"; 3/8"; 1/2"; 5/8"
  • Length: 0.2500 to 6
  • Screw Type: Shoulder Screw
  • Other Size Specs: Thread Range: 1/4" - 5/8", Course Threads
Socket Flat Head Sealing Screws
from ZAGO Manufacturing Company, Inc.

Socket Flat Head sealing screws have a socket recess and is cone shaped for use in countersunk holes the flat top fits flush with the mated surface. ZAGO ’s line of self-sealing screws, bolts, and rivets offers you unsurpassable fastening and sealing power. Each of our fasteners is equipped... [See More]

  • Inch: # 0; # 1; # 2; # 4; # 6; # 8; # 10; # 12; 1/4"; 5/16"; 3/8"; 7/16"; 1/2"; 5/8"; 3/4"
  • Metric: M1.6; M2; M2.5; M3; M3.5; M4; M5; M6; M8; M10; M12; M14; M16; M18; M20; M22; M24; M27; M30
  • Screw Type: Cap Screw
  • Length: 0.0787 to 1.97
Socket Pin Button Head Sealing Screws
from ZAGO Manufacturing Company, Inc.

Pin-In-Hex Socket Screws feature a small metal post in the middle of the screw head that prevents a normal hex driver from engaging. Available in stainless steel in both machine screw and sheet metal screw styles. Pin-In-Hex Socket screws can only be installed with the correct security bit or key. [See More]

  • Inch: # 0; # 1; # 2; # 4; # 6; # 8; # 10; # 12; 1/4"; 5/16"; 3/8"; 7/16"; 1/2"; 5/8"; 3/4"
  • Metric: M1.6; M2; M2.5; M3; M3.5; M4; M5; M6; M8; M10; M12; M14; M16; M18; M20; M22; M24; M27; M30
  • Screw Type: Machine Screw; Sheet Metal Screw
  • Length: 0.0787 to 1.97
Socket Pin Flat Head Sealing Screws
from ZAGO Manufacturing Company, Inc.

Pin-In-Hex Socket Screws feature a small metal post in the middle of the screw head that prevents a normal hex driver from engaging. Available in stainless steel in both machine screw and sheet metal screw styles. Pin-In-Hex Socket screws can only be installed with the correct security bit or key. [See More]

  • Inch: # 0; # 1; # 2; # 4; # 6; # 8; # 10; # 12; 1/4"; 5/16"; 3/8"; 7/16"; 1/2"; 5/8"; 3/4"
  • Metric: M1.6; M2; M2.5; M3; M3.5; M4; M5; M6; M8; M10; M12; M14; M16; M18; M20; M22; M24; M27; M30
  • Screw Type: Machine Screw; Sheet Metal Screw
  • Length: 0.0787 to 1.97
Spanner Flat Head Sealing Screws
from ZAGO Manufacturing Company, Inc.

Spanner screws are easily recognizable by the two holes drilled in the top of the head. Sometimes referred to as “snake eye ” screws, they are available in stainless steel in Pan, Flat, Flat undercut, and Oval head styles. And now also in metric sizes. They require the matching driver... [See More]

  • Inch: # 0; # 1; # 2; # 4; # 6; # 8; # 10; # 12; 1/4"; 5/16"; 3/8"; 7/16"; 1/2"; 5/8"; 3/4"
  • Metric: M1.6; M2; M2.5; M3; M3.5; M4; M5; M6; M8; M10; M12; M14; M16; M18; M20; M22; M24; M27; M30
  • Screw Type: Machine Screw
  • Length: 0.0787 to 1.97
Spanner Pan Head Sealing Screws
from ZAGO Manufacturing Company, Inc.

Spanner screws are easily recognizable by the two holes drilled in the top of the head. Sometimes referred to as “snake eye ” screws, they are available in stainless steel in Pan, Flat, Flat undercut, and Oval head styles. And now also in metric sizes. They require the matching driver... [See More]

  • Inch: # 0; # 1; # 2; # 4; # 6; # 8; # 10; # 12; 1/4"; 5/16"; 3/8"; 7/16"; 1/2"; 5/8"; 3/4"
  • Metric: M1.6; M2; M2.5; M3; M3.5; M4; M5; M6; M8; M10; M12; M14; M16; M18; M20; M22; M24; M27; M30
  • Screw Type: Machine Screw
  • Length: 0.0787 to 1.97
Machine Screw -- 175579
from Fastener SuperStore, Inc.

5/16-18 X 1/2 Machine Screws / Phillips / Pan Head / Steel / Zinc. A straight shank fastener with external threads designed to go through a hole or nut that is pre-tapped to form a mating thread for the screw. Machine screws form a fastening superior in strength to spaced thread screws. Zinc yellow... [See More]

  • Inch: 5/16"
  • Length: 0.5000
  • Screw Type: Machine Screw
  • Head Type: Pan Head
Ohio Rod Products -- Machine Screws
from Elgin Fastener Group

Machine Screws. General Information. Material: 1006-1010; 1022 Low Carbon Steel; Heat Treatable Medium Carbon Steel; Pre-galvanized Steel. Other material is available on special order. Type of Head: Indented Hex, Truss, Round, Fillister, Flat, Carriage, Pan or Hex Washer, Six Lobe. Special head... [See More]

  • Inch: # 0000; # 000; # 00; # 0; # 1; # 2; # 3; # 4; # 5; # 6; # 7; # 8; # 9; # 10; # 12; # 14; 1/4"; # 16; # 18; 5/16"; # 20; # 24; 3/8"; 7/16"; 1/2"; 5/8"; 3/4"; 7/8"; 1"; 1 1/8"; 1 1/4"; 1 3/8"; 1 1/2"; 1 3/4"; 2"; 2 1/4"; 2 1/2"; 2 3/4"; 3"
  • Length: ? to 52
  • Screw Type: Machine Screw
  • Head Type: Hexagon Head
Replacement Screw -- 34030
from ADB®

Replacement Screws for Heavy Duty Products [See More]

  • Inch: 5/16"
  • Length: 1.25
  • Screw Type: Cap Screw; Shoulder Screw
  • Other Size Specs: 5/16-18
Hex Screw - Non Metric -- 54208
from Minerallac Company

SILICON BRONZE MATERIAL. 1/2 INCH. .5 LENGTH - DECIMAL. 1/2 LENGTH - FRACTIONAL. 5/16 INCH NOMINAL DIAMETER. 18 TPI. 5/16 NOMINAL DIAMETER - FRACTIONAL. .3125 NOMINAL DIAMETER - DECIMAL. LENGTH - DECIMAL - UOM IN. NOMINAL DIAMETER - DECIMAL - UOM IN [See More]

  • Inch: 5/16"
  • Length: 0.5000
  • Screw Type: Hex Screw
  • Material: Bronze
Captive Screw -- LPS-30
from Reid Supply

Screws are threaded fasteners used to join two or more objects or hold an object in position. We offer a diverse line of screws with imperial or metric threads. Our assortment of cap screws includes standard head, button head, flat head, flange head, and more. We also stock a large selection of... [See More]

  • Inch: 5/16"
  • Head Type: Other; Extra-Large Knurled
  • Length: 0.7500
  • Material: Steel
Shoulder Screw -- 3/8 x 1/4
from Monroe Engineering

Alloy steel heat treated, Tensile Strength 140,000 P.S.I. Precision ground to close tolerances. Black Oxide finish [See More]

  • Inch: 5/16"
  • Length: 0.2500
  • Screw Type: Shoulder Screw
  • Other Size Specs: 3/8 x 1/4 Shoulder, 5/16-18 x 1/2 Thread
Hex Screw - Non Metric -- HC5/16X1
from Ebinger Manufacturing Corp.

HEAT TREATED HCS MATERIAL. 1 INCH. 1 LENGTH - DECIMAL. 1 LENGTH - FRACTIONAL. 5/16 INCH NOMINAL DIAMETER. UNC-2A THREAD SERIES. 5/16 NOMINAL DIAMETER - FRACTIONAL. .3125 NOMINAL DIAMETER - DECIMAL. PACKAGING QUANTITY 100 PIECES. FINISH/COATING ZINC PLATED. LENGTH - DECIMAL - UOM IN. NOMINAL DIAMETER... [See More]

  • Inch: 5/16"
  • Length: 1
  • Screw Type: Hex Screw
  • Material: Steel
Hex Screw - Non Metric -- HHCS031125EG
from Atkore International

ASTM A307, SAE J429 MATERIAL. 1-1/4 INCH. 1.25 LENGTH - DECIMAL. 1-1/4 LENGTH - FRACTIONAL. 5/16 INCH NOMINAL DIAMETER. UNC-2A THREAD SERIES. 18 TPI. 5/16 NOMINAL DIAMETER - FRACTIONAL. .3125 NOMINAL DIAMETER - DECIMAL. UNISTRUT. BRAND. WEIGHT 3.6 LB PER 100 PIECES. FINISH/COATING ELECTROGALVANIZED. [See More]

  • Inch: 5/16"
  • Length: 1.25
  • Screw Type: Hex Screw - Non Metric
  • Material: Steel
Adjustment Screw for Nuzzler® Edge Clamp: 5/16-18 Thread -- 33865
from Te-Co, Inc.

Alloy Steel Material. Black Oxide Finish [See More]

  • Inch: 5/16"
SPAX® Power Lags -- Hex Washer Head - 5/16 x 3"
from Spax International

SPAX ® Power Lags [See More]

  • Inch: 5/16"
  • Head Type: Washer Head
  • Screw Type: POWERLAGS™
  • Standard Drives: Hex Socket / Allen
5/16 - 18 x 1" Low Head Socket Cap Screw, Alloy, Plain -- BG8LKC02501018P
from NBS Corp.

Featuring a short socket head and available in grade Alloy, all NBS low head socket cap screws meet IFI specifications and are sourced exclusively from ISO/TS-16949 accredited manufacturers. Available from #8 through 1/2 ” diameter, all low head socket cap screws come with plain finish. [See More]

  • Inch: 5/16"
  • Length: 1
  • Screw Type: Cap Screw
  • Head Type: Socket Head Cap
Cap Screws
from G.L. Huyett

Socket head cap screws are made of heat-treated alloy steel and are best used for applications where extreme strength and hardness are required. However, stainless steel has become the material of choice for exterior and most marine applications, where high corrosion resistance is necessary. [See More]

  • Inch: # 0; # 1; # 2; # 3; # 4; # 5; # 6; # 8; # 10; 1/4"; 5/16"; 3/8"; 7/16"; 1/2"; 5/8"; 3/4"; 7/8"; 1"; 1 1/4"; 1 1/2"
  • Metric: M4; M5; M6; M8
  • Screw Type: Cap Screw
  • Length: 0.1250 to 12
12 Point Assembly -- 9134M17G03
from MS Aerospace, Inc.

M.S. Aerospace manufactures fasteners for critical space, military, helicopter, commercial aircraft, missile, jet and rocket engine platforms. We manufacture parts for General Electric, Pratt & Whitney, Honeywell, Rolls Royce, Lockheed Martin, ULA, the Department of Defense, MTU, SNECMA, Sikorsky,... [See More]

  • Inch: 5/16"
  • Standard Drives: 12-Point
  • Head Type: Other; 12 Point Assembly
  • Material: Inconel 718
Lag Screw - Non Metric -- 516X112HLBZ
from Peco Fasteners, Inc.

1-1/2 INCH. 1.5 LENGTH - DECIMAL. 1-1/2 LENGTH - FRACTIONAL. 5/16 INCH NOMINAL DIAMETER. 5/16 NOMINAL DIAMETER - FRACTIONAL. .3125 NOMINAL DIAMETER - DECIMAL. HEX DRIVE STYLE. PACKAGING QUANTITY 100 PIECES. FINISH/COATING ZINC PLATED. LENGTH - DECIMAL - UOM IN. NOMINAL DIAMETER - DECIMAL - UOM IN [See More]

  • Inch: 5/16"
  • Length: 1.5
  • Screw Type: Lag Screw
  • Standard Drives: Hex Socket / Allen
Hex Drive Button Head Alloy Machine Screw -- 21600
from Tamper-Pruf Screws

Hex Drive Button Head Alloy Machine Screw [See More]

  • Inch: 5/16"
  • Length: 0.5000
  • Screw Type: Tamperproof Screw
  • Standard Drives: Hex Socket / Allen
Hex Screw - Non Metric -- 5MB5161
from L.H. Dottie Company

PARTIALLY THREADED TYPE. CARBON STEEL MATERIAL. ZINC PLATED FINISH. 1 INCH. 1/2 INCH HEAD WIDTH ACROSS FLAT. 5/16 INCH NOMINAL DIAMETER. 18 TPI. TENSILE STRENGTH 120000 PSI. 5MB MODEL [See More]

  • Inch: 5/16"
  • Length: 1
  • Screw Type: Hex Screw
  • Material: Steel
Bolt Head/ Wrench Cap Screws -- Inch Size
from Bayou City Bolt & Supply Co., Inc.

US INCH STANDARDS & METRICS. Hex Cap Screws have hexagonal heads and machine threads for use with a nut or in a tapped hole. They are generally used in precise applications such as OEM settings where tight tolerances are required. The most common grades for Inch Standard Hex Cap Screws are 2, 5... [See More]

  • Inch: # 6; # 8; # 10; # 12; 1/4"; 5/16"; 3/8"; 7/16"; 1/2"; 5/8"; 3/4"; 7/8"; 1"; 1 1/8"; 1 1/4"
  • Head Type: Hexagon Head
  • Screw Type: Cap Screw
  • Finish: Black Oxide (optional feature); Galvanized (optional feature); Zinc Plated (optional feature); PTFE (Xylan)
Clamping Screws - Flat Ball (Inch Thread) -- SCS-5/16-18-1/2-F
from NBK America LLC

Contact surface is a flat ball. Workpiece is not damaged. The ball rotates flexibly up to 9 °. It securely clamps even when the mating part is tilted. For tool holder set screw and pressure piece stopper. We also produce products of special specifications, e.g. nominal diameter of thread,... [See More]

  • Inch: 5/16"
  • Material: Steel
  • Length: 0.5000
  • Finish: Black Oxide
Pre-Applied Adhesive Fasteners -- Dri-Loc®
from Long-Lok Fasteners Corporation

Dri-Loc ® adhesives (from Loctite Corporation), applied to threaded parts, form a unique coating that converts ordinary fasteners into self-locking fasteners. Dry to the touch, Dri-Loc adhesives become an integral part of the fastener and stay inert until parts are used. During the assembly... [See More]

  • Inch: # 0000; # 000; # 00; # 0; # 1; # 2; # 3; # 4; # 5; # 6; # 7; # 8; # 9; # 10; # 12; # 14; 1/4"; # 16; # 18; 5/16"; # 20; # 24; 3/8"; 7/16"; 1/2"; 5/8"; 3/4"; 7/8"; 1"; 1 1/8"; 1 1/4"; 1 3/8"; 1 1/2"; 1 3/4"; 2"; 2 1/4"; 2 1/2"; 2 3/4"; 3"
  • Metric: M1.6; M2; M2.5; M3; M3.5; M4; M5; M6; M8; M10; M12; M14; M16; M18; M20
  • Screw Type: Cap Screw; Machine Screw
Indented Hex Washer Thread Cutting Screw -- 31C100TYF4/W
from Ford Fasteners, Inc.

Indented Hex Washer [See More]

  • Inch: 5/16"
  • Length: 1
  • Screw Type: Self Drilling / Thread Cutting Screw
  • Material: Stainless Steel
Machine Screw -- 175955
from Fastener SuperStore, Inc.

5/16-18 X 5/8 Machine Screws / Phillips / Flat Head / Steel / Zinc. A straight shank fastener with external threads designed to go through a hole or nut that is pre-tapped to form a mating thread for the screw. Machine screws form a fastening superior in strength to spaced thread screws. Zinc yellow... [See More]

  • Inch: 5/16"
  • Length: 0.6250
  • Screw Type: Machine Screw
  • Head Type: Flat Head
Hex Screw - Non Metric -- 54216
from Minerallac Company

HEX HEAD TYPE. SILICON BRONZE MATERIAL. 1 INCH. 13/64 INCH HEAD HEIGHT. 1/2 INCH HEAD WIDTH ACROSS FLAT. 5/16 INCH NOMINAL DIAMETER. 18 TPI. THREAD TYPE COARSE. HEAD COLOR COPPER. PACKAGING QUANTITY 100 PER BOX [See More]

  • Inch: 5/16"
  • Length: 1
  • Screw Type: Hex Screw
  • Head Type: Hexagon Head
Knurled Screw -- HTS-710 [HTS-710 from Jergens, Inc.]
from Reid Supply

Screws are threaded fasteners used to join two or more objects or hold an object in position. We offer a diverse line of screws with imperial or metric threads. Our assortment of cap screws includes standard head, button head, flat head, flange head, and more. We also stock a large selection of... [See More]

  • Inch: 5/16"
  • Head Type: Other; Half-Turn Head
  • Length: 1
  • Material: Steel
Hex Screw - Non Metric -- HHCS5/16X1
from Ebinger Manufacturing Corp.

LOW CARBON STEEL MATERIAL. 1 INCH. 1 LENGTH - DECIMAL. 1 LENGTH - FRACTIONAL. 5/16 INCH NOMINAL DIAMETER. UNC-2A THREAD SERIES. 5/16 NOMINAL DIAMETER - FRACTIONAL. .3125 NOMINAL DIAMETER - DECIMAL. PACKAGING QUANTITY 100 PIECES. FINISH/COATING ZINC PLATED. LENGTH - DECIMAL - UOM IN. NOMINAL DIAMETER... [See More]

  • Inch: 5/16"
  • Length: 1
  • Screw Type: Hex Screw
  • Material: Steel
Machine Screw - Non Metric -- HFMS031100EG
from Atkore International

ASTM A307 CARBON STEEL MATERIAL. 1 INCH. 1 LENGTH - DECIMAL. 1 LENGTH - FRACTIONAL. 5/16 INCH NOMINAL DIAMETER. UNC-2A THREAD SERIES. SAE J429 APPLICABLE STANDARD. 5/16 NOMINAL DIAMETER - FRACTIONAL. .3125 NOMINAL DIAMETER - DECIMAL. FLAT HEAD STYLE. UNISTRUT. BRAND. WEIGHT 2.6 LB PER 100 PIECES. [See More]

  • Inch: 5/16"
  • Length: 1
  • Screw Type: Machine Screw
  • Head Type: Flat Head
Dog Point Knurled Head Screw: 5/16-18 Thread x 1-1/2 Length -- 43808
from Te-Co, Inc.

Product Information. Material: 12L14 Steel. Black Oxide Finish. Case Hardened. Many sizes conform to TCMAI standards. Use for light clamping or holding. Knurled head allows better grip. Dog point prevents damage to end threads. Special sizes quoted upon request [See More]

  • Inch: 5/16"
  • Material: Steel
  • Length: 1.5
  • Finish: Black Oxide
SPAX® Power Lags -- Hex Washer Head HCR - 5/16 x 3"
from Spax International

Hex Washer Head HCR - 5/16 x 3" [See More]

  • Inch: 5/16"
  • Head Type: Washer Head
  • Screw Type: POWERLAGS™
  • Standard Drives: Hex Socket / Allen
5/16 - 18 x 2-1/2" Flat Head 6 Lobe Floor Board Screw, T-40, Type F, Black Phosphate -- SMSFBS02502418P
from NBS Corp.

Featuring a 6 lobe head and either a T-30 or T-40 point, all NBS flat head 6 lob floor board screws are sourced exclusively from ISO-9001 accredited manufacturers. Available from ¼ “ through 5/16 ” diameter, all flat head 6 lobe floor board screws come with black phosphate... [See More]

  • Inch: 5/16"
  • Material: Steel
  • Length: 2.5
  • Finish: Phosphate
Set Screws
from G.L. Huyett

Our set screws work with shaft collars to ensure holding power. [See More]

  • Inch: # 0; # 1; # 2; # 3; # 4; # 5; # 6; # 8; # 10; 1/4"; 5/16"; 3/8"; 7/16"; 1/2"; 5/8"; 3/4"; 7/8"; 1"; 1 1/8"; 1 1/4"; 1 1/2"
  • Metric: M3; M4; M5; M6; M8
  • Screw Type: Set Screw
  • Length: 0.0630 to 12
Lag Screw - Non Metric -- 516X212HLBHDG
from Peco Fasteners, Inc.

2-1/2 INCH. 2.5 LENGTH - DECIMAL. 2-1/2 LENGTH - FRACTIONAL. 5/16 INCH NOMINAL DIAMETER. 5/16 NOMINAL DIAMETER - FRACTIONAL. .3125 NOMINAL DIAMETER - DECIMAL. HEX DRIVE STYLE. PACKAGING QUANTITY 50 PIECES. FINISH/COATING HOT DIP GALVANIZED. LENGTH - DECIMAL - UOM IN. NOMINAL DIAMETER - DECIMAL - UOM... [See More]

  • Inch: 5/16"
  • Length: 2.5
  • Screw Type: Lag Screw
  • Standard Drives: Hex Socket / Allen
Hex Screw - Non Metric -- 5MB516312
from L.H. Dottie Company

PARTIALLY THREADED TYPE. CARBON STEEL MATERIAL. ZINC PLATED FINISH. 3-1/2 INCH. 1/2 INCH HEAD WIDTH ACROSS FLAT. 5/16 INCH NOMINAL DIAMETER. 18 TPI. TENSILE STRENGTH 120000 PSI. 5MB MODEL [See More]

  • Inch: 5/16"
  • Length: 3.5
  • Screw Type: Hex Screw
  • Material: Steel
Button Head Socket Cap Screw -- Inch Series
from Bayou City Bolt & Supply Co., Inc.

A type of bolt with a recess inside the bolt's head. Socket head cap screws require assembly with a hex key (Allen Key) or a hex bit driven by an impact tool. Hex socket (Allen) drives are compact and easy to drive, but prone to cam-out. The most common types of Socket Cap Screws are: Socket head... [See More]

  • Inch: # 0; # 1; # 2; # 3; # 4; # 5; # 6; # 8; # 10; 1/4"; 5/16"; 3/8"; 1/2"; 5/8"
  • Head Type: Button Head
  • Screw Type: Cap Screw
  • Material: Alloy Steel
Clamping Screws - Flat Ball (Inch Thread) -- SCSS-5/16-18-1/2-F
from NBK America LLC

Contact surface is a flat ball. Workpiece is not damaged. The ball rotates flexibly up to 9 °. It securely clamps even when the mating part is tilted. For tool holder set screw and pressure piece stopper. We also produce products of special specifications, e.g. nominal diameter of thread,... [See More]

  • Inch: 5/16"
  • Length: 0.5000
Prevailing Torque Self-Locking Fasteners -- Long-Lok® Inserts
from Long-Lok Fasteners Corporation

Long-Lok strip fasteners are manufactured by forming a narrow longitudinal slot long enough to assure engagement with the female thread in an otherwise normal bolt or screw, and compressing a special locking material in the slot. The resiliency of the locking insert holds it in place without... [See More]

  • Inch: # 0; # 1; # 2; # 3; # 4; # 6; # 8; # 10; 1/4"; 5/16"; 3/8"; 7/16"; 1/2"; 5/8"; 3/4"; 7/8"; 1"
  • Length: 0.1250 to 0.7500
  • Screw Type: Cap Screw; Machine Screw
  • Material: Steel; Hardened Steel
Machine Screw -- 176503
from Fastener SuperStore, Inc.

5/16-18 X 3/4 Machine Screws / Phillips / Truss Head / Steel / Zinc. A straight shank fastener with external threads designed to go through a hole or nut that is pre-tapped to form a mating thread for the screw. Machine screws form a fastening superior in strength to spaced thread screws. Zinc... [See More]

  • Inch: 5/16"
  • Length: 0.7500
  • Screw Type: Machine Screw
  • Head Type: Truss Head
Lag Screw - Non Metric -- 57216
from Minerallac Company

HEX TYPE. STEEL MATERIAL. ZINC PLATED FINISH. 1 INCH. 7/32 INCH HEAD HEIGHT. 5/16 INCH NOMINAL DIAMETER. 9 TPI. GIMLET POINT END TYPE. HEX DRIVE STYLE. HEAD WIDTH 1/2 INCH. APPLICATION USED IN WOOD IN NON-CORROSIVE ENVIRONMENTS. PACKAGING QUANTITY 100 PER BOX [See More]

  • Inch: 5/16"
  • Length: 1
  • Screw Type: Lag Screw
  • Standard Drives: Hex Socket / Allen
Knurled Screw -- MIT-12
from Reid Supply

Screws are threaded fasteners used to join two or more objects or hold an object in position. We offer a diverse line of screws with imperial or metric threads. Our assortment of cap screws includes standard head, button head, flat head, flange head, and more. We also stock a large selection of... [See More]

  • Inch: 5/16"
  • Head Type: Other; Spade Head
  • Length: 0.5000
  • Material: Iron
Machine Screw - Non Metric -- HRMS031100EG
from Atkore International

1 INCH. 1 LENGTH - DECIMAL. 1 LENGTH - FRACTIONAL. 5/16 INCH NOMINAL DIAMETER. UNC-2A THREAD SERIES. 5/16 NOMINAL DIAMETER - FRACTIONAL. .3125 NOMINAL DIAMETER - DECIMAL. ROUND HEAD STYLE. UNISTRUT. BRAND. WEIGHT 2.6 LB PER 100 PIECES. STANDARDS AND SPECIFICATIONS FINISH ASTM B633 TYPE III SC1. [See More]

  • Inch: 5/16"
  • Length: 1
  • Screw Type: Machine Screw
  • Head Type: Round Head
Hex Socket Head Swivel Screw Clamp: 5/16-18 Thread Size x 1-15/32 Length -- 31233
from Te-Co, Inc.

Product Information. Material: 12L14 Steel on all screw parts. Black Oxide Finish. Order pads separately. Use when hand tightening is necessary [See More]

  • Inch: 5/16"
  • Length: 1.47
  • Screw Type: Swivel Screw for Clamp System
  • Head Type: Hexagon Head; Socket Head Cap
SPAX® T-STAR WASHER HEAD -- T-Star Washer Head HCR - 5/16 x 3"
from Spax International

SPAX ® T-STAR WASHER HEAD [See More]

  • Inch: 5/16"
  • Head Type: Washer Head
  • Screw Type: POWERLAGS™
  • Standard Drives: Torx
5/16" x 1-3/4" Hex Washer Head Sheet Metal Screw, Type A, 7/16" Across Flats, Zinc -- SMSHWH0250160AZ
from NBS Corp.

Featuring serrations*, high heads** and type A/AB/CA thread***,NBS ’ hex washer head sheet metal screws are available in 1/4 ”, 5/16 ” and #14 diameter. All sheet metal screws are sourced only from ISO-9001 accredited manufacturers and come with zinc finish. *Serrations are... [See More]

  • Inch: 5/16"
  • Length: 1.75
  • Screw Type: Sheet Metal Screw
  • Head Type: Hexagon Head; Washer Head
Machine Screw - Non Metric -- 516X112FHSMSZ
from Peco Fasteners, Inc.

1-1/2 INCH. 1.5 LENGTH - DECIMAL. 1-1/2 LENGTH - FRACTIONAL. 5/16 INCH NOMINAL DIAMETER. 18 TPI. 5/16 NOMINAL DIAMETER - FRACTIONAL. .3125 NOMINAL DIAMETER - DECIMAL. FLAT HEAD STYLE. DRIVE STYLE SLOTTED. FINISH/COATING ZINC PLATED. LENGTH - DECIMAL - UOM IN. NOMINAL DIAMETER - DECIMAL - UOM IN [See More]

  • Inch: 5/16"
  • Length: 1.5
  • Screw Type: Machine Screw
  • Head Type: Flat Head
Hex Screw - Non Metric -- MBS5161
from L.H. Dottie Company

PARTIALLY THREADED TYPE. STAINLESS STEEL MATERIAL. 1 INCH. 1/2 INCH HEAD WIDTH ACROSS FLAT. 5/16 INCH NOMINAL DIAMETER. 18 TPI. MBS MODEL [See More]

  • Inch: 5/16"
  • Length: 1
  • Screw Type: Hex Screw
  • Material: Stainless Steel
Clamping Screws - Full Ball (Inch Thread) -- SCS-5/16-18-1/2-R
from NBK America LLC

Point contact by the full ball securely fixes the workpiece. For tool holder set screws, pressure pieces and stopper. We also produce products of special specifications, e.g. nominal diameter of thread, length and surface treatment. Please contact our customer service. [See More]

  • Inch: 5/16"
  • Material: Steel
  • Length: 0.5430
  • Finish: Black Oxide
Self-Locking Fasteners -- Dyna-Thred® II
from Long-Lok Fasteners Corporation

The patented Dyna-Thred lock is formed of the fastener itself and requires use of no additional locking element materials. Locking action takes place in a full hoop, 360 ° around the thread, providing an equal load on all sides. Dyna-Thred II fasteners are available in a wide variety of head... [See More]

  • Inch: # 6; # 8; # 10; 1/4"; 5/16"; 3/8"; 7/16"; 1/2"; 5/8"; 3/4"; 7/8"; 1"
  • Head Type: Binding Head  ; Button Head; Fillister Head; Round Head; Truss Head
  • Screw Type: Cap Screw
  • Standard Drives: Bristol Spline; Hex Socket / Allen; Philips / Frearson; Slotted
Machine Screw -- 315401
from Fastener SuperStore, Inc.

5/16-18 X 1 Machine Screws / Torx(R) / Pan Head / Steel / Zinc. A straight shank fastener with external threads designed to go through a hole or nut that is pre-tapped to form a mating thread for the screw. Machine screws form a fastening superior in strength to spaced thread screws. Zinc yellow... [See More]

  • Inch: 5/16"
  • Length: 1
  • Screw Type: Machine Screw
  • Head Type: Pan Head
Lag Screw - Non Metric -- 57224
from Minerallac Company

HEX TYPE. STEEL MATERIAL. ZINC PLATED FINISH. 1-1/2 INCH. 7/32 INCH HEAD HEIGHT. 5/16 INCH NOMINAL DIAMETER. 9 TPI. GIMLET POINT END TYPE. HEX DRIVE STYLE. HEAD WIDTH 1/2 INCH. APPLICATION USED IN WOOD IN NON-CORROSIVE ENVIRONMENTS. PACKAGING QUANTITY 100 PER BOX [See More]

  • Inch: 5/16"
  • Length: 1.5
  • Screw Type: Lag Screw
  • Standard Drives: Hex Socket / Allen
Knurled Screw -- MIT-14
from Reid Supply

Screws are threaded fasteners used to join two or more objects or hold an object in position. We offer a diverse line of screws with imperial or metric threads. Our assortment of cap screws includes standard head, button head, flat head, flange head, and more. We also stock a large selection of... [See More]

  • Inch: 5/16"
  • Head Type: Other; Spade Head
  • Length: 1
  • Material: Iron
Machine Screw - Non Metric -- HSHS031100EG
from Atkore International

SLOTTED TYPE. MILD STEEL MATERIAL. ELECTROGALVANIZED FINISH. 1 INCH. 5/16 INCH NOMINAL DIAMETER. CASE HARDENED PROCESS. 5/16 NOMINAL DIAMETER - FRACTIONAL. SAE J429, ASTM A307 MATERIAL SPECIFICATION. HEX HEAD STYLE. UNISTRUT[R] BRAND. WEIGHT 2.6 LB PER 100 PIECES [See More]

  • Inch: 5/16"
  • Length: 1
  • Screw Type: Machine Screw
  • Head Type: Hexagon Head
Knurled Head Swivel Screw Clamp: 5/16-18 Thread Size x 1-15/32 Length -- 31331
from Te-Co, Inc.

Product Information. Material: 12L14 Steel on all screw parts. Black Oxide Finish. Order pads separately. Use when hand tightening is necessary [See More]

  • Inch: 5/16"
  • Length: 1.47
  • Screw Type: Swivel Screw for Clamp System
  • Material: Steel
SPAX® T-STAR WASHER HEAD -- T-Star Washer Head Yellow Zinc - 5/16 x 3"
from Spax International

SPAX ® T-STAR WASHER HEAD [See More]

  • Inch: 5/16"
  • Head Type: Washer Head
  • Screw Type: POWERLAGS™
  • Standard Drives: Torx
5/16" x 1-5/8" Hex Washer Head Sheet Metal Screw, Type A, 5/16" Head Height, 7/16" Across Flats, Zinc -- SMSHWD0250150AZ
from NBS Corp.

Featuring serrations*, high heads** and type A/AB/CA thread***,NBS ’ hex washer head sheet metal screws are available in 1/4 ”, 5/16 ” and #14 diameter. All sheet metal screws are sourced only from ISO-9001 accredited manufacturers and come with zinc finish. *Serrations are... [See More]

  • Inch: 5/16"
  • Length: 1.62
  • Screw Type: Sheet Metal Screw
  • Head Type: Hexagon Head; Washer Head
Machine Screw - Non Metric -- 516X112RHSMSZ
from Peco Fasteners, Inc.

1-1/2 INCH. 1.5 LENGTH - DECIMAL. 1-1/2 LENGTH - FRACTIONAL. 5/16 INCH NOMINAL DIAMETER. 18 TPI. 5/16 NOMINAL DIAMETER - FRACTIONAL. .3125 NOMINAL DIAMETER - DECIMAL. ROUND HEAD STYLE. DRIVE STYLE SLOTTED. FINISH/COATING ZINC PLATED. LENGTH - DECIMAL - UOM IN. NOMINAL DIAMETER - DECIMAL - UOM IN [See More]

  • Inch: 5/16"
  • Length: 1.5
  • Screw Type: Machine Screw
  • Head Type: Round Head
Lag Screw - Non Metric -- LAG5161
from L.H. Dottie Company

HEX TYPE. STEEL MATERIAL. ZINC PLATED FINISH. 1 INCH. 5/16 INCH NOMINAL DIAMETER. GIMLET POINT END TYPE. 1/2 INCH DRIVE SIZE. HEX DRIVE STYLE. LAG MODEL [See More]

  • Inch: 5/16"
  • Length: 1
  • Screw Type: Lag Screw
  • Standard Drives: Hex Socket / Allen
Clamping Screws - Full Ball (Inch Thread) -- SCSS-5/16-18-1/2-R
from NBK America LLC

Point contact by the full ball securely fixes the workpiece. For tool holder set screws, pressure pieces and stopper. We also produce products of special specifications, e.g. nominal diameter of thread, length and surface treatment. Please contact our customer service. [See More]

  • Inch: 5/16"
  • Length: 0.5430
Self-Locking Fasteners -- Tek-Lok™
from Long-Lok Fasteners Corporation

Tek-Lok ® self-locking threaded fasteners obtain locking action from an engineered plastic pellet compressed into a hole drilled in the threaded region of the fastener, to a depth slightly below the root of the thread. Pellet size and location are standard but can be altered to meet special... [See More]

  • Inch: # 0; # 1; # 2; # 3; # 4; # 6; # 8; # 10; 1/4"; 5/16"; 3/8"; 7/16"; 1/2"; 5/8"; 3/4"; 7/8"; 1"
  • Material: Steel; Hardened Steel
  • Head Type: Fillister Head
Machine Screw -- 350309
from Fastener SuperStore, Inc.

5/16-18 X 3/4 Machine Screws / Torx(R) / Flat Head / Steel / Zinc. A straight shank fastener with external threads designed to go through a hole or nut that is pre-tapped to form a mating thread for the screw. Machine screws form a fastening superior in strength to spaced thread screws. Zinc yellow... [See More]

  • Inch: 5/16"
  • Length: 0.7500
  • Screw Type: Machine Screw
  • Head Type: Flat Head
Knurled Screw -- MIT-46
from Reid Supply

Screws are threaded fasteners used to join two or more objects or hold an object in position. We offer a diverse line of screws with imperial or metric threads. Our assortment of cap screws includes standard head, button head, flat head, flange head, and more. We also stock a large selection of... [See More]

  • Inch: 5/16"
  • Head Type: Other; Spade w/Shoulder Head
  • Length: 0.7500
  • Material: Iron
Machine Screw - Non Metric -- HSHS031150EG
from Atkore International

1-1/2 INCH. 1.5 LENGTH - DECIMAL. 1-1/2 LENGTH - FRACTIONAL. 5/16 INCH NOMINAL DIAMETER. UNC-2A THREAD SERIES. SAE J429, ASTM A307 APPLICABLE STANDARD. 5/16 NOMINAL DIAMETER - FRACTIONAL. .3125 NOMINAL DIAMETER - DECIMAL. HEX HEAD STYLE. UNISTRUT. BRAND. WEIGHT 3.4 LB PER 100 PIECES. DRIVE STYLE... [See More]

  • Inch: 5/16"
  • Length: 1.5
  • Screw Type: Machine Screw
  • Head Type: Hexagon Head
Large Pad - Hex Head Swivel Screw Clamp Assembly: 5/16-18 Thread x 0.86 Length -- 31231L
from Te-Co, Inc.

Product Information. Assembly includes: One Swivel Clamp Body & One Pad. For material information, see individual components [See More]

  • Inch: 5/16"
  • Head Type: Hexagon Head
  • Length: 0.8600
5/16-12 x 1" Hex Washer Head Self Drilling Screw, (Tek 3), Serrated, 7/16" Across Flats, Zinc -- SD3HWS025010Z
from NBS Corp.

Featuring serrations and 7/16 ” across flats, NBS ’ hex washer head self drilling screw (tek 3) are available in 5/16 ” diameter. All self drilling screws are sourced only from ISO-9001 accredited manufacturers and come with zinc finish. [See More]

  • Inch: 5/16"
  • Head Type: Hexagon Head; Washer Head
  • Length: 1
  • Material: Steel
Self-Tapping Screw - Non Metric -- 516X112HWHTSZ
from Peco Fasteners, Inc.

1-1/2 INCH LENGTH. ZINC PLATED. HEX WASHER HEAD. HEX DRIVE. LENGTH - DECIMAL 1.5. LENGTH - DECIMAL - UOM IN. LENGTH - FRACTIONAL 1-1/2. NOMINAL DIAMETER - DECIMAL .3125. NOMINAL DIAMETER - DECIMAL - UOM IN. NOMINAL DIAMETER - FRACTIONAL 5/16. PACKAGING QUANTITY 50 PIECES [See More]

  • Inch: 5/16"
  • Length: 1.5
  • Screw Type: Self Drilling / Thread Cutting Screw
  • Head Type: Hexagon Head
Hex Socket Head Cap Screw with Small Head - Inch Thread -- SNSS-5/16-18-1 1/4-SD
from NBK America LLC

Hex socket head cap screws with small head diameter. Able to reduce the spot facing diameters compared to standard hex socket head cap screws. Inch screw type. Install and remove by using SKH(INCH) (SKH(INCH) Dedicated Hex Key. [See More]

  • Inch: 5/16"
  • Length: 1.25
  • Screw Type: Cap Screw
  • Head Type: Socket Head Cap
Machine Screw -- 445082
from Fastener SuperStore, Inc.

5/16-18 X 1/2 Machine Screws / Torx(R) / Truss Head / Steel / Zinc. A straight shank fastener with external threads designed to go through a hole or nut that is pre-tapped to form a mating thread for the screw. Machine screws form a fastening superior in strength to spaced thread screws. Zinc yellow... [See More]

  • Inch: 5/16"
  • Length: 0.5000
  • Screw Type: Machine Screw
  • Head Type: Truss Head
Knurled Screw -- MIT-66
from Reid Supply

Screws are threaded fasteners used to join two or more objects or hold an object in position. We offer a diverse line of screws with imperial or metric threads. Our assortment of cap screws includes standard head, button head, flat head, flange head, and more. We also stock a large selection of... [See More]

  • Inch: 5/16"
  • Head Type: Other; Wing Head
  • Length: 0.7500
  • Material: Iron
Machine Screw - Non Metric -- PS 6075 5/16 X 1
from Atkore International

SLOTTED TYPE. ELECTROGALVANIZED FINISH. 1 INCH. 5/16 INCH NOMINAL DIAMETER. UNC-2 THREAD SERIES. ANSI B1.1 APPLICABLE STANDARD. CASE HARDENED PROCESS. ASTM A307, SAE J429 GRADE 2 MATERIAL SPECIFICATION. HEX HEAD STYLE [See More]

  • Inch: 5/16"
  • Length: 1
  • Screw Type: Machine Screw
  • Head Type: Hexagon Head
Large Pad - Knurled Head Swivel Screw Clamp Assembly: 5/16-18 Thread x 1.61 Length -- 31331L
from Te-Co, Inc.

Product Information. Assembly includes: One Swivel Clamp Body & One Pad. For material information, see individual components [See More]

  • Inch: 5/16"
  • Length: 1.61
5/16-18 x 1" Flat Head Socket Cap Screw, Alloy, Plain -- BG8FSC02501018P
from NBS Corp.

Featuring a flat countersunk head and available in grade Alloy, all NBS flat head socket cap screws meet IFI specifications and are sourced exclusively from ISO/TS-16949 accredited manufacturers. Available from #6 through 1/2 ” diameter, all flat head socket cap screws come with plain finish. [See More]

  • Inch: 5/16"
  • Length: 1
  • Screw Type: Cap Screw
  • Head Type: Socket Head Cap
Self-Tapping Screw - Non Metric -- 516X114HWHSTFZ
from Peco Fasteners, Inc.

F. 1-1/4 INCH LENGTH. HEX WASHER HEAD. HEX DRIVE. LENGTH - DECIMAL 1.25. LENGTH - DECIMAL - UOM IN. LENGTH - FRACTIONAL 1-1/4. NOMINAL DIAMETER - DECIMAL .3125. NOMINAL DIAMETER - DECIMAL - UOM IN. NOMINAL DIAMETER - FRACTIONAL 5/16. PACKAGING QUANTITY 100 PIECES [See More]

  • Inch: 5/16"
  • Length: 1.25
  • Screw Type: Self Drilling / Thread Cutting Screw
  • Head Type: Hexagon Head
Hex Socket Head Cap Screws - Inch Thread -- SNSS-5/16-18-1
from NBK America LLC

Socket head cap screws with inch thread. ANSI B18.3 compliance. Install and remove by using SKH(INCH) Specialty Key.SKH(INCH) [See More]

  • Inch: 5/16"
  • Length: 1
  • Screw Type: Cap Screw
  • Head Type: Socket Head Cap
Machine Screw -- 446823
from Fastener SuperStore, Inc.

5/16-18 X 3/4 Machine Screws / Phillips / Oval Head / Steel / Zinc. A straight shank fastener with external threads designed to go through a hole or nut that is pre-tapped to form a mating thread for the screw. Machine screws form a fastening superior in strength to spaced thread screws. Zinc yellow... [See More]

  • Inch: 5/16"
  • Length: 0.7500
  • Screw Type: Machine Screw
  • Head Type: Oval Head
Knurled Screw -- MIT-68
from Reid Supply

Screws are threaded fasteners used to join two or more objects or hold an object in position. We offer a diverse line of screws with imperial or metric threads. Our assortment of cap screws includes standard head, button head, flat head, flange head, and more. We also stock a large selection of... [See More]

  • Inch: 5/16"
  • Head Type: Other; Wing Head
  • Length: 1.5
  • Material: Iron
Machine Screw - Non Metric -- PS 6075 5/16 X 1 1/4
from Atkore International

1-1/4 INCH. 1.25 LENGTH - DECIMAL. 1-1/4 LENGTH - FRACTIONAL. 5/16 INCH NOMINAL DIAMETER. UNC-2 THREAD SERIES. 18 TPI. ANSI B1.1 APPLICABLE STANDARD. 5/16 NOMINAL DIAMETER - FRACTIONAL. .3125 NOMINAL DIAMETER - DECIMAL. HEX HEAD STYLE. POWER-STRUT. BRAND. MATERIAL SPECIFICATION SAE J429 GR 2, ASTM... [See More]

  • Inch: 5/16"
  • Length: 1.25
  • Screw Type: Machine Screw
  • Head Type: Hexagon Head
Quarter Turn Screw: 5/16-18 Thread -- 43904
from Te-Co, Inc.

Product Information. Material: 1018 Steel. Black Oxide Finish. Many sizes conform to TCMAI standards. Chamfered corners for self alignment of screw [See More]

  • Inch: 5/16"
  • Finish: Black Oxide
  • Material: Steel
5/16-18 x 1" Gr. 2 Hex Flange Machine Screw, Serrated, Indented Head, Trivalent -- BS2FLB02501018T
from NBS Corp.

Featuring serrations under the flange as well as an indented head, NBS ’ serrated indented hex flange machine screws are one of our most popular items. Available in grade 2, grade 5, grade 8.2 and class 8.8, all serrated hex flange machine screws come with trivalent finish and meet all... [See More]

  • Inch: 5/16"
  • Length: 1
  • Screw Type: Machine Screw
  • Head Type: Hexagon Head
Thumb Screw - Non Metric -- 516X112TSZ
from Peco Fasteners, Inc.

1-1/2 INCH. 1.5 LENGTH - DECIMAL. 1-1/2 LENGTH - FRACTIONAL. 5/16 INCH NOMINAL DIAMETER. 18 TPI. 5/16 NOMINAL DIAMETER - FRACTIONAL. .3125 NOMINAL DIAMETER - DECIMAL. FINISH ZINC PLATED. PACKAGING QUANTITY 100 PIECES. LENGTH - DECIMAL - UOM IN. NOMINAL DIAMETER - DECIMAL - UOM IN [See More]

  • Inch: 5/16"
  • Length: 1.5
  • Screw Type: Thumb Screw
Mil-Spec Machine Screw -- 471623
from Fastener SuperStore, Inc.

5/16-18 X 1/2 (MS35206-294) Military Machine Screw MS35206 / Phillips / Pan Head / Steel / Cadmium Yellow. Tested & Certified to Military Standards. [See More]

  • Inch: 5/16"
  • Length: 0.5000
  • Screw Type: Machine Screw
  • Head Type: Pan Head
Knurled Screw -- QT-2
from Reid Supply

Screws are threaded fasteners used to join two or more objects or hold an object in position. We offer a diverse line of screws with imperial or metric threads. Our assortment of cap screws includes standard head, button head, flat head, flange head, and more. We also stock a large selection of... [See More]

  • Inch: 5/16"
  • Head Type: Other; Quarter-Turn Head
  • Length: 1.25
  • Material: Steel; Steel
Small Pads for Swivel Screw Clamp: Fits 5/16-18 Body Thread Size -- 31502
from Te-Co, Inc.

Product Information. Material: 12L14 Steel, except "V" Pads:1018 Steel. Black Oxide Finish. Left Hand internal threads. Used to secure clamping of soft metal or angular surface without damaging workpiece [See More]

  • Inch: 5/16"
  • Finish: Black Oxide
  • Material: Steel
5/16-18 x 1" Gr. 5 Hex Cap Screw, Trivalent -- BG5HCS02501018T
from NBS Corp.

Featuring a hexagonal head, washer face, chamfered end and available in either grade 5 or grade 8, all NBS hex cap screws meet IFI specifications and are sourced exclusively from ISO/TS-16949 accredited manufacturers. Available from ¼ ” through ¾ ”, all hex cap screws... [See More]

  • Inch: 5/16"
  • Length: 1
  • Screw Type: Cap Screw
  • Head Type: Hexagon Head
Mil-Spec Socket Cap Screw -- 401569
from Fastener SuperStore, Inc.

5/16-18 X 1/2 (MS16997-76) Military Socket Head Cap Screws MS16997 / Alloy Steel / Cadmium Yellow. Tested & Certified to Military Standards. [See More]

  • Inch: 5/16"
  • Length: 0.5000
  • Screw Type: Cap Screw
  • Head Type: Socket Head Cap
Knurled Screw -- QT-2S
from Reid Supply

Screws are threaded fasteners used to join two or more objects or hold an object in position. We offer a diverse line of screws with imperial or metric threads. Our assortment of cap screws includes standard head, button head, flat head, flange head, and more. We also stock a large selection of... [See More]

  • Inch: 5/16"
  • Head Type: Other; Quarter-Turn Head
  • Length: 1.25
  • Material: Stainless Steel; Stainless Steel
5/16-18 x 1" Gr. 5 Hex Flange Machine Screw, Large, Serrated, Indented Head, Zinc -- BS5LFB02501018Z
from NBS Corp.

With an extra large flange for increased friction between bolt and surface, our large hex flange machine screws feature serrations under the flange as well as an indented head. Available in grade 5, all serrated large flange machine screws come with trivalent finish and meet all IFI-111... [See More]

  • Inch: 5/16"
  • Length: 1
  • Screw Type: Machine Screw
  • Head Type: Hexagon Head
Self-Drilling Screw -- 294632
from Fastener SuperStore, Inc.

5/16 X 3/4 Self-Drilling Screws / Unslotted / Hex Washer Head / #3 Point / Steel / Zinc. Type BSD: A tapping screw with spaced threads and a drill point which drills its own hole. Type CSD: A wafer head thread forming screw with machine screw thread pitch and a drill point which drills its own hole. [See More]

  • Inch: 5/16"
  • Length: 0.7500
  • Screw Type: Self Drilling / Thread Cutting Screw
  • Head Type: Washer Head
Knurled Thumb Screws -- KHS-107
from Reid Supply

Screws are threaded fasteners used to join two or more objects or hold an object in position. We offer a diverse line of screws with imperial or metric threads. Our assortment of cap screws includes standard head, button head, flat head, flange head, and more. We also stock a large selection of... [See More]

  • Inch: 5/16"
  • Length: 1.25
  • Screw Type: Thumb Screw
  • Head Type: Other; Knurled Head
5/16-18 x 1" Gr. 5 Hex Flange Machine Screw, Large, Serrated, Non-Indented Head, Trivalent -- BS5LFT02501018T
from NBS Corp.

With an extra large flange for increased friction between bolt and surface, our large hex flange machine screws feature serrations under the flange as well as a non-indented head for better tool grip while eliminating dirt accumulation. Available in grade 5, all serrated large flange machine screws... [See More]

  • Inch: 5/16"
  • Length: 1
  • Screw Type: Machine Screw
  • Head Type: Hexagon Head
Self-Drilling Screw -- 365446
from Fastener SuperStore, Inc.

5/16 X 5/8 Self-Drilling Screws / Phillips / Pan Head / #2 Point / Steel / Zinc. Type BSD: A tapping screw with spaced threads and a drill point which drills its own hole. Type CSD: A wafer head thread forming screw with machine screw thread pitch and a drill point which drills its own hole. Both... [See More]

  • Inch: 5/16"
  • Length: 0.6250
  • Screw Type: Self Drilling / Thread Cutting Screw
  • Head Type: Pan Head
Knurled Thumb Screws -- KHS-3
from Reid Supply

Screws are threaded fasteners used to join two or more objects or hold an object in position. We offer a diverse line of screws with imperial or metric threads. Our assortment of cap screws includes standard head, button head, flat head, flange head, and more. We also stock a large selection of... [See More]

  • Inch: 5/16"
  • Length: 2.25
  • Screw Type: Thumb Screw
  • Head Type: Other; Knurled Head
5/16-18 x 1" Gr. 5 Hex Flange Machine Screw, Serrated, Indented Head, Trivalent -- BS5FLB02501018T
from NBS Corp.

Featuring serrations under the flange as well as an indented head, NBS ’ serrated indented hex flange machine screws are one of our most popular items. Available in grade 2, grade 5, grade 8.2 and class 8.8, all serrated hex flange machine screws come with trivalent finish and meet all... [See More]

  • Inch: 5/16"
  • Length: 1
  • Screw Type: Machine Screw
  • Head Type: Hexagon Head
Self-Drilling Screw -- 413117
from Fastener SuperStore, Inc.

5/16 X 3/4 Self-Drilling Screws / Phillips / Flat Head / #3 Point / Steel / Zinc. Type BSD: A tapping screw with spaced threads and a drill point which drills its own hole. Type CSD: A wafer head thread forming screw with machine screw thread pitch and a drill point which drills its own hole. Both... [See More]

  • Inch: 5/16"
  • Length: 0.7500
  • Screw Type: Self Drilling / Thread Cutting Screw
  • Head Type: Flat Head
Knurled Thumb Screws -- SKHS-3 [SKHS-3 from Northwestern Tools, Inc.]
from Reid Supply

Screws are threaded fasteners used to join two or more objects or hold an object in position. We offer a diverse line of screws with imperial or metric threads. Our assortment of cap screws includes standard head, button head, flat head, flange head, and more. We also stock a large selection of... [See More]

  • Inch: 5/16"
  • Length: 2.25
  • Screw Type: Thumb Screw
  • Head Type: Other; Knurled Head
5/16-18 x 1" Gr. 5 Hex Flange Machine Screw, Serrated, Non-Indented Head, Trivalent -- BS5FLT02501018T
from NBS Corp.

Featuring flush corners for better grip, a non-indented head that eliminates dirt accumulation and serrations under the head, NBS ’ serrated non-indented hex flange machine screws are the newest addition to our fastener line. Available in grade 5 and grade 8, all serrated hex flange machine... [See More]

  • Inch: 5/16"
  • Length: 1
  • Screw Type: Machine Screw
  • Head Type: Hexagon Head
Self-Drilling Screw -- 446293
from Fastener SuperStore, Inc.

5/16 X 1 Self-Drilling Screws / Unslotted / Hex Washer Head / #5 Point / Steel / Zinc. A tapping screw with an integrally formed hex washer head, spaced or unified threads, and a drill point significantly longer than that of a # 2 or #3 point drill screw. Designed to drill through a greater... [See More]

  • Inch: 5/16"
  • Length: 1
  • Screw Type: Self Drilling / Thread Cutting Screw
  • Head Type: Washer Head
Locating Pin Lock Screw -- LO-705 [LO-705 from Acme Industrial Company]
from Reid Supply

Locating pins are used for controlled, tight tolerances to increase accuracy in positioning workpieces on fixtures. Typically, two pins are needed to properly align the workpiece. We offer round pins that provide precise location in all directions, as well as relieved or diamond pins that provide... [See More]

  • Inch: 5/16"
5/16-18 x 1" Gr. 8 Hex Flange Machine Screw, Serrated, Non-Indented Head, Trivalent -- BS8FLT02501018T
from NBS Corp.

Featuring flush corners for better grip, a non-indented head that eliminates dirt accumulation and serrations under the head, NBS ’ serrated non-indented hex flange machine screws are the newest addition to our fastener line. Available in grade 5 and grade 8, all serrated hex flange machine... [See More]

  • Inch: 5/16"
  • Length: 1
  • Screw Type: Machine Screw
  • Head Type: Hexagon Head
Self-Tapping Screw -- 266439
from Fastener SuperStore, Inc.

5/16 X 1/2 Self-Tapping Screws Phillips / Pan Head / Type A / Steel / Zinc. A thread forming tapping screw with wider spaced threads than a Type-AB and a gimlet point. For self starting in thin (.015-.050 thick) metal or resin-filled plywood. 18-8 Stainless steel tapping screws may be used in... [See More]

  • Inch: 5/16"
  • Length: 0.5000
  • Screw Type: Self Drilling / Thread Cutting Screw; Self-Tapping Screw
  • Head Type: Pan Head
Set Screw -- MAC-325 [MAC-325 from Mac-It Corp.]
from Reid Supply

Screws are threaded fasteners used to join two or more objects or hold an object in position. We offer a diverse line of screws with imperial or metric threads. Our assortment of cap screws includes standard head, button head, flat head, flange head, and more. We also stock a large selection of... [See More]

  • Inch: 5/16"
  • Length: 1.25
  • Screw Type: Set Screw
  • Standard Drives: Square / Robertson
5/16-18 x 1" Gr. 8.2 Hex Flange Machine Screw, Serrated, Indented Head, Trivalent -- B82FLB02501018T
from NBS Corp.

Featuring serrations under the flange as well as an indented head, NBS ’ serrated indented hex flange machine screws are one of our most popular items. Available in grade 2, grade 5, grade 8.2 and class 8.8, all serrated hex flange machine screws come with trivalent finish and meet all... [See More]

  • Inch: 5/16"
  • Length: 1
  • Screw Type: Machine Screw
  • Head Type: Hexagon Head
Self-Tapping Screw -- 292386
from Fastener SuperStore, Inc.

5/16 X 1 Self-Tapping Screws Phillips / Flat Head / Type A / Steel / Zinc. A thread forming tapping screw with wider spaced threads than a Type-AB and a gimlet point. For self starting in thin (.015-.050 thick) metal or resin-filled plywood. 18-8 Stainless steel tapping screws may be used in... [See More]

  • Inch: 5/16"
  • Length: 1
  • Screw Type: Self Drilling / Thread Cutting Screw; Self-Tapping Screw
  • Head Type: Flat Head
Set Screw -- MAC-640 [MAC-640 from Mac-It Corp.]
from Reid Supply

Screws are threaded fasteners used to join two or more objects or hold an object in position. We offer a diverse line of screws with imperial or metric threads. Our assortment of cap screws includes standard head, button head, flat head, flange head, and more. We also stock a large selection of... [See More]

  • Inch: 5/16"
  • Length: 0.1560
  • Screw Type: Set Screw
  • Material: Steel
5/16-18 x 1" Socket Head Cap Screw, Alloy, Plain -- BG8KSC02501018P
from NBS Corp.

Featuring a socket head with knurling and available in grade Alloy, all NBS socket head cap screws meet IFI specifications and are sourced exclusively from ISO/TS-16949 accredited manufacturers. Available from #2 through ¾ ” (inch) and M2 through M20 (metric) diameter, all low head... [See More]

  • Inch: 5/16"
  • Length: 1
  • Screw Type: Cap Screw
  • Head Type: Socket Head Cap
Self-Tapping Screw -- 329040
from Fastener SuperStore, Inc.

5/16 X 1/2 Self-Tapping Screws Phillips / Pan Head / Type AB / Steel / Zinc. A thread forming tapping screw with spaced threads and a gimlet point. For self starting in thin metal or resin-filled plywood. Recommended over a Type-A, particularly in brittle materials. [See More]

  • Inch: 5/16"
  • Length: 0.5000
  • Screw Type: Self Drilling / Thread Cutting Screw; Self-Tapping Screw
  • Head Type: Pan Head
Set Screw -- MAC-75 [MAC-75 from Mac-It Corp.]
from Reid Supply

Screws are threaded fasteners used to join two or more objects or hold an object in position. We offer a diverse line of screws with imperial or metric threads. Our assortment of cap screws includes standard head, button head, flat head, flange head, and more. We also stock a large selection of... [See More]

  • Inch: 5/16"
  • Length: 2.5
  • Screw Type: Set Screw
  • Standard Drives: Square / Robertson
5/16-18 x 1" Thumb Screw, Type B, Zinc -- MSTHUM02501018Z
from NBS Corp.

Featuring a thumb head, all NBS thumb machine screws are sourced exclusively from ISO-9001 accredited manufacturers. Available from #8 through 5/16 ” diameter, all thumb machine screws come with zinc finish. [See More]

  • Inch: 5/16"
  • Length: 1
  • Screw Type: Thumb Screw
  • Material: Steel
Self-Tapping Screw -- 439101
from Fastener SuperStore, Inc.

5/16 X 1 Self-Tapping Screws Phillips / Flat Head / Type AB / Steel / Zinc. A thread forming tapping screw with spaced threads and a gimlet point. For self starting in thin metal or resin-filled plywood. Recommended over a Type-A, particularly in brittle materials. [See More]

  • Inch: 5/16"
  • Length: 1
  • Screw Type: Self Drilling / Thread Cutting Screw; Self-Tapping Screw
  • Head Type: Flat Head
Shoulder Screw -- HK-08052 [HK-08052 from Holo-Krome Company]
from Reid Supply

Screws are threaded fasteners used to join two or more objects or hold an object in position. We offer a diverse line of screws with imperial or metric threads. Our assortment of cap screws includes standard head, button head, flat head, flange head, and more. We also stock a large selection of... [See More]

  • Inch: 5/16"
  • Length: 0.5000
  • Screw Type: Shoulder Screw
  • Standard Drives: Hex Socket / Allen
5/16-18 x 1-1/2" Gr. 8 Hex Cap Screw, Zinc Yellow -- BG8HCS02501418Y
from NBS Corp.

Featuring a hexagonal head, washer face, chamfered end and available in either grade 5 or grade 8, all NBS hex cap screws meet IFI specifications and are sourced exclusively from ISO/TS-16949 accredited manufacturers. Available from ¼ ” through ¾ ”, all hex cap screws... [See More]

  • Inch: 5/16"
  • Length: 1.5
  • Screw Type: Cap Screw
  • Head Type: Hexagon Head
SEMS Screw -- 441542
from Fastener SuperStore, Inc.

5/16-18 X 3/4 SEMS Machine Screw / Phillips / Pan Hd / External Tooth L/W / Steel / Zinc. A machine screw and free-spinning lock-washer manufactured as one assembly. Steel SEMS are available with the following types of washers: internal tooth, external tooth, split-lock and square-cone ®. [See More]

  • Inch: 5/16"
  • Length: 0.7500
  • Screw Type: SEMS Screws
  • Head Type: Pan Head
Shoulder Screw -- MMS-13
from Reid Supply

Screws are threaded fasteners used to join two or more objects or hold an object in position. We offer a diverse line of screws with imperial or metric threads. Our assortment of cap screws includes standard head, button head, flat head, flange head, and more. We also stock a large selection of... [See More]

  • Inch: 5/16"
  • Length: 0.5000
  • Screw Type: Shoulder Screw
  • Standard Drives: Hex Socket / Allen
5/16-18 x 1-7/8" Full Thread Socket Head Cap Screw, Alloy, Plain -- BF8KSC02501718P
from NBS Corp.

Featuring full threads and a socket head with knurling and available in grade Alloy, all NBS socket head cap screws meet IFI specifications and are sourced exclusively from ISO/TS-16949 accredited manufacturers. Available from 1/4 " through 1 " diameter, all low head socket cap screws come... [See More]

  • Inch: 5/16"
  • Length: 1.88
  • Screw Type: Cap Screw
  • Head Type: Socket Head Cap
Thread Forming Screw -- 175676
from Fastener SuperStore, Inc.

5/16-18 X 1/2 Taptite-Style TFS / Unslotted / Indented Hex Washer Head / Steel / Zinc. Trilobular thread rolling screw. As each lobe of the screw moves through the pilot hole in the nut material, it forms and work-hardens the nut thread metal, producing an uninterrupted grain flow. For drilled,... [See More]

  • Inch: 5/16"
  • Length: 0.5000
  • Screw Type: Self Drilling / Thread Cutting Screw
  • Head Type: Washer Head
Shoulder Screw -- SS-3 [SS-3 from Mac-It Corp.]
from Reid Supply

Screws are threaded fasteners used to join two or more objects or hold an object in position. We offer a diverse line of screws with imperial or metric threads. Our assortment of cap screws includes standard head, button head, flat head, flange head, and more. We also stock a large selection of... [See More]

  • Inch: 5/16"
  • Length: 0.5000
  • Screw Type: Shoulder Screw
  • Standard Drives: Hex Socket / Allen
5/16-18 x 1/2" Button Head Socket Cap Screw, Alloy, Plain -- BG8BSC02500418P
from NBS Corp.

Featuring a curved head and available in grade Alloy, all NBS button head cap screws meet IFI specifications and are sourced exclusively from ISO/TS-16949 accredited manufacturers. Available from #4 through 1/2 ” (inch) and M3 through M12 (metric) diameter, all low head socket cap screws come... [See More]

  • Inch: 5/16"
  • Length: 0.5000
  • Screw Type: Cap Screw
  • Head Type: Button Head; Socket Head Cap