1 1/2" Bolts

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

• Bolt Type: Anchor Bolt; Carriage Bolt; Elevator Bolt; Flange Bolt; Hexagon Bolt; Lag Bolt; Machine Bolt; Plow Bolt; Shoulder Bolt; Square Head Bolt; T-Head Bolt; U-Bolt; Tamperproof (optional feature); Bent (Hook, J), Countersunk, T-Slot
• Material: Aluminum; Bronze; Brass; Superalloy; Molybdenum; Steel; Hardened Steel; Stainless Steel; Titanium; Exotic Metals; Plastic; Nylon

3/4 - 2" DIAMETER - HEX HEAD CAP SCREW - GRADE 5. Our Grade 5, 3/4 - 2 inch diameter hex head cap screws meet ANSI B18.2.1 dimensional specifications and feature rolled threads. Additionally, our Grade 5, 3/4 - 2 inch diameter hex head cap screws offer secure binding for both construction and... [See More]

• Inch: 3/4"; 7/8"; 1"; 1 1/8"; 1 1/4"; 1 3/8"; 1 1/2"; 1 3/4"; 2"
• Length: 0.8750 to 20

• Bolt Type: Hexagon Bolt
• Other Size Specs: Thread Range: 3/4" - 2", Fine and Course Threads

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"
• Other Size Specs: Thread Range: #0 - 1-1/2", Fine and Course Threads

• Length: 0.1250 to 10
• Material: Steel

SQUARE HEAD BOLTS. Dimensions per ANSI B18.2.1. Metric thread also available as well as other materials and finishes. For further information, call or send an information request. One of the basic components of any construction job, from a simple repair to a full large-scale build, the importance of... [See More]

• Inch: 5/16"; 3/8"; 1/2"; 5/8"; 3/4"; 7/8"; 1"; 1 1/8"; 1 1/4"; 1 1/2"
• Length: 1 to 16

• Bolt Type: Square Head Bolt
• Other Size Specs: Thread Range: 5/16" - 1-1/2", Fine and Course Threads

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

• Bolt Type: Carriage Bolt; Hexagon Bolt; Machine Bolt

Heavy hex bolts have a head that is larger than a standard (finish) hex head. Standard heavy hex bolts are made of low to mid carbon steel. The large head offers a greater bearing surface that distributes the clamping load over a greater area. The ASTM A307 specification covers carbon steel bolts... [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"; 1 3/8"; 1 1/2"; 1 3/4"; 2"
• Material: Stainless Steel (optional feature); Alloy Steel

• Bolt Type: Hexagon Bolt
• Fastener Standards: ASTM

SmartBolts ® Direct Tension Indicating (DTI) Fasteners. DTI SmartBolts ® from Stress Indicators, Inc. indicate whether a bolted joint is loose or tight with a clear visible indicator that gradually darkens from bright red when loose to near black as the fastener is tightened. SmartBolts... [See More]

• Inch: 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"

• Bolt Type: Machine Bolt; Structural Bolt

Material: High Tensile Alloy Steel. Design Factor: 100% Magnetic Particle Inspected, Certified Heat Treatment, Hoist Rings retain the same rated load from 0 to 90 degrees from the bolt axis, Safety Factor: Minimum of 5:1. Ran [See More]

• Inch: 1 1/2"
• Other Size Specs: 1 1/2 COIL

• Bolt Type: Stud Bolt
• Material: Steel

Motor Thru Bolts. General Information. Material: 1006-1010; 1022 Low Carbon Steel; Heat Treatable Medium Carbon Steel; 300 & 400 Series Stainless Steel. Type of Head: Indented Hex, Truss, Round, Fillister, Flat, Carriage, Pan or Hex Washer Collared Stud, Six Lobes. Slot: Struck or Milled —... [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 4

• Bolt Type: Motor Thru Bolt
• Material: Steel

Custom sizes/other finishes available, square cone lock washer sems [See More]

• Inch: 1 1/2"
• Length: 1.5

• Bolt Type: Machine Bolt
• Material: Steel (optional feature); Stainless Steel (optional feature); Low Carbon Steel

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: 1/4"; 5/16"; 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"
• Fastener Standards: ASME/ANSI (optional feature); SAE (optional feature); ASTM

• Finish: Black Oxide (optional feature); Galvanized (optional feature); Zinc Plated (optional feature); PTFE (Xylan)

Replacement screws for safety engineered products [See More]

• Inch: 1 1/2"
• Length: 2.8

• Bolt Type: Shoulder Bolt; Shoulder Bolt
• Other Size Specs: 1 1/2-6 x 5-1/2

Thru Bolts. 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 styles... [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

• Bolt Type: Hexagon Bolt; Machine Bolt
• Material: Steel

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: # 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"
• Fastener Standards: ASME/ANSI; DIN; ASTM

• Material: Alloy Steel

Wedge anchors are threaded studs with a cone expander and a single piece expansion clip. The expansion clip ensures uniform holding capacity that increases as tension is applied. Wedge-style expansion anchors are for use in solid concrete or grout-filled concrete masonry. These anchors are available... [See More]

• Inch: 1/4"; 3/8"; 1/2"; 5/8"; 3/4"; 7/8"; 1"; 1 1/4"; 1 1/2"
• Length: 1.5 to 12

• Bolt Type: Anchor Bolt
• Material: Steel