Steel Locknuts

75 Results
Self-Sealing Locking Standard Nut - Imperial SEELNUT® -- 6-32 UNC-2B
from APM Hexseal Corp.

One of APM Hexseal's earliest innovations was a self-sealing hexagonal nut, or Seelnut ®. Seelnuts install just like conventional nuts, and are designed for use with ordinary screws, bolts and studs, making them a quick and easy sealing option for all sorts of applications, especially where... [See More]

  • Material: Steel; Low Carbon Steel
  • Finish: Zinc Chromate
  • Type: Nut with a Sealing O-Ring
  • Features: Vibration Dampening
Lock Nuts -- CDS-100 [CDS-100 from PennEngineering®]
from bisco industries

Type: ClampDisk ™, Material: Stainless Steel, Mounting Hole: NOT APPLICABLE [See More]

  • Material: Steel; Stainless Steel
Jam Nut -- QN-1
from Reid Supply

Reid has a large selection of industrial nuts for all of your fastening needs. Reid offers everything from tooling, allen, button thread, Jam, standard hex, thumb and flange nuts to industrial T-slot and machine screw nuts. Reid offers both imperial and metric nuts in a wide variety of materials... [See More]

  • Material: Steel; Steel
  • Size: 1/2"
  • Type: Jam Nut
Jam Nuts -- 60961
from Jergens, Inc.

Jergens Jam Nuts are used to tighten or "jam" against another nut to lock the two into place. This tightening resists loosening due to vibration. Features, Benefits, & Product Specifications: Material: C1018 Low Carbon Steel. Finish: Black Oxide [See More]

  • Material: Steel; C1018 Low Carbon Steel
  • Size: 1/2"; 1/2-20
  • Type: Jam Nut
  • Finish: Black Oxide; Black Oxide
S-RT® Free-Running Locknuts - Unified -- S-RT Series
from PennEngineering®

PEM ® S-RT ™ free-running locknuts are free-running until clamp load is induced. A modified thread angle on the loaded flank provides the vibration resistant locking feature. Screw turns freely until a clamp load is applied. Resistant to vibrational loosening. Back side of panel is flush... [See More]

  • Material: Steel
  • Size: #4; #6; #8; #10; 1/4"; 5/16"
  • Type: Free-running Locknut
  • Finish: Zinc Plated
1224371
from RS Components, Ltd.

The RS Pro zinc plated locking nuts have a nylon insert. The nuts have been designed to remain secure despite severe vibration. Having a nylon insert makes the nut better at sealing the bolt thread against leaking water, oil and other liquids. When you insert the mating bolt into the nylon insert,... [See More]

  • Material: Steel
  • Size: M5
  • Type: Nylon Insert
  • Finish: Zinc Plated
All Metal Hex Lock Nuts
from National Bolt & Nut Corporation

ALL METAL LOCK NUTS. Dimensions per IFI-100/107. Crowned top. Nylon inserts and Nuts with patches also available as an option on the Request for Information form. Other materials and finishes available. For further information, call or send an information request. In conjunction with our selection... [See More]

  • Material: Steel
  • Size: 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"
  • Type: Optional Nylon Inserts and Patches; Nylon Insert Nut (optional feature)
  • Finish: Zinc Plated; Zinc Chromate; Cadmium & Wax
Nord-Lock Wheel Nut
from Nord-Lock, Inc.

The Nord-Lock wheel nut safely secures wheels on on-road and off-road heavy vehicles by maintaining high clamping force even under extreme operating conditions. When assembled correctly, the Nord-Lock wheel nut cannot loosen by itself. It represents a simple and cost effective way to make wheels... [See More]

  • Material: Steel
  • Finish: Basecoat Delta Protekt KL 100, Topcoat VH 302 GZ
  • Size: 3/4" (optional feature); 7/8" (optional feature); 1" (optional feature); 1 1/8" (optional feature); 1 1/4" (optional feature); 1 3/8" (optional feature); 1 1/2" (optional feature); 1 3/4" (optional feature); 2" (optional feature); 2 1/4" (optional feature); 2 1/2" (optional feature); 2 3/4" (optional feature); 1-5/8", 1-7/8", 3-1/4", 3-1/2", 3-3/4", 4", 4-1/4" 4-1/2", 4-3/4", 5", 5-1/4", 5-1/2", 5-3/4", 6"; M20 (optional feature); M24 (optional feature); M27 (optional feature); M30 (optional feature); M33 (optional feature); M36 (optional feature); M42 (optional feature); M48 (optional feature); M56 (optional feature); M64 (optional feature); M39, M45, M52, M60, M72, M76, M80, M90, M100, M110, M120, M125, M130, M140, M150, M160
  • Standards: DIN
Lock Nuts -- SL-032-1ZI [SL-032-1ZI from PennEngineering®]
from bisco industries

Thread Size: 0.190-32 (#10-32), Type: , Material: STEEL, Mounting Hole: 0.250 +0.003 -0.000, Metric or Unified: Unified, Thickness (in): 0.04 [See More]

  • Material: Steel
Lock Nut -- FNC-1
from Reid Supply

Reid has a large selection of industrial nuts for all of your fastening needs. Reid offers everything from tooling, allen, button thread, Jam, standard hex, thumb and flange nuts to industrial T-slot and machine screw nuts. Reid offers both imperial and metric nuts in a wide variety of materials... [See More]

  • Material: Steel; Case-Hardened Steel
  • Size: 1/4"
Knurled Lock Nuts -- 28101
from Jergens, Inc.

Jergens Knurled Lock Nuts are most convenient for quick thread locking on jig and fixture work. A straight-knurled radius provides a sure, non-slip finger grip in oily conditions. Faces are square with threads which assures a large locking surface. Features, Benefits, & Product Specifications:... [See More]

  • Material: Steel; Low Carbon Steel
  • Finish: Black Oxide; Black Oxide
1224372
from RS Components, Ltd.

The RS Pro zinc plated locking nuts have a nylon insert. The nuts have been designed to remain secure despite severe vibration. Having a nylon insert makes the nut better at sealing the bolt thread against leaking water, oil and other liquids. When you insert the mating bolt into the nylon insert,... [See More]

  • Material: Steel
  • Size: M6
  • Type: Nylon Insert
  • Finish: Zinc Plated
Coupling Nuts
from National Bolt & Nut Corporation

COUPLING NUTS. Regular width across flats. Commonly used with Threaded Rod. Nylon inserts and Nuts with patches also available as an option on the information request form. Other materials and finishes available. For further information, call or send an information request. In conjunction with our... [See More]

  • Material: Steel
  • Size: 1/4"; 5/16"; 3/8"; 7/16"; 1/2"; 5/8"; 3/4"; 7/8"; 1"; 1 1/4"; 1 1/2"
  • Type: Optional Nylon Inserts and Patches; Nylon Insert Nut (optional feature)
  • Finish: Zinc Plated
Lock Nut -- FNS-1
from Reid Supply

Reid has a large selection of industrial nuts for all of your fastening needs. Reid offers everything from tooling, allen, button thread, Jam, standard hex, thumb and flange nuts to industrial T-slot and machine screw nuts. Reid offers both imperial and metric nuts in a wide variety of materials... [See More]

  • Material: Steel; Case-Hardened Steel
  • Size: 1/4"
1224373
from RS Components, Ltd.

The RS Pro zinc plated locking nuts have a nylon insert. The nuts have been designed to remain secure despite severe vibration. Having a nylon insert makes the nut better at sealing the bolt thread against leaking water, oil and other liquids. When you insert the mating bolt into the nylon insert,... [See More]

  • Material: Steel
  • Size: M8
  • Type: Nylon Insert
  • Finish: Zinc Plated
Custom Nuts
from National Bolt & Nut Corporation

With the ability to produce a variety of nut styles, including, but not limited to, conical, coupling, finished hex, and serrated hex flange, National Bolt & Nut can manufacture our custom nuts to meet our client's particular requirements. And, we can heat treat our quality products to match... [See More]

  • Material: Aluminum; Bronze; Brass; Exotic Metals; Incoloy; Monel; Steel; Hardened Steel; Stainless Steel; Titanium; Plastic; Nylon; Beryllium, Magnesium, Molybdenum, Nickel, Tin
  • Size: Minimum: #4, Maximum: 4"; Minimum: M2, Maximum: M80
  • Type: Castle Nut; Flex-Top Locknuts; Jam Nut; Top Lock; Nylon Insert Nut
  • Finish: Black Oxide; Chrome; Phosphate; Galvanized; Nickel Plated; Silver; Zinc Plated; Brass, Cadmium, Chromate, Color Coated, Painted, Polished, PTFE
Lock Nut -- NC-10
from Reid Supply

Reid has a large selection of industrial nuts for all of your fastening needs. Reid offers everything from tooling, allen, button thread, Jam, standard hex, thumb and flange nuts to industrial T-slot and machine screw nuts. Reid offers both imperial and metric nuts in a wide variety of materials... [See More]

  • Material: Steel; Nylatron
  • Size: 1/4"
1224374
from RS Components, Ltd.

The RS Pro zinc plated locking nuts have a nylon insert. The nuts have been designed to remain secure despite severe vibration. Having a nylon insert makes the nut better at sealing the bolt thread against leaking water, oil and other liquids. When you insert the mating bolt into the nylon insert,... [See More]

  • Material: Steel
  • Size: M10
  • Type: Nylon Insert
  • Finish: Zinc Plated
Heavy Hex Jam Nuts
from National Bolt & Nut Corporation

HEAVY HEX JAM NUTS. Dimensions per ANSI B18.2.2. Nylon inserts and Nuts with patches also available as an option on the Request for Information form. Other materials and finishes available. For further information, call or send an information request. In conjunction with our selection of bolts and... [See More]

  • Material: Steel
  • Size: 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"; 2 3/4"; Size Range: 1/4" - 3-1/2", Fine and Course Threads
  • Type: Jam Nut; Optional Nylon Inserts and Patches; Nylon Insert Nut (optional feature)
  • Finish: Pain
Lock Nut -- SFN-1
from Reid Supply

Reid has a large selection of industrial nuts for all of your fastening needs. Reid offers everything from tooling, allen, button thread, Jam, standard hex, thumb and flange nuts to industrial T-slot and machine screw nuts. Reid offers both imperial and metric nuts in a wide variety of materials... [See More]

  • Material: Steel; Case-Hardened Steel
  • Size: 1/4"
1224375
from RS Components, Ltd.

The RS Pro zinc plated locking nuts have a nylon insert. The nuts have been designed to remain secure despite severe vibration. Having a nylon insert makes the nut better at sealing the bolt thread against leaking water, oil and other liquids. When you insert the mating bolt into the nylon insert,... [See More]

  • Material: Steel
  • Size: M12
  • Type: Nylon Insert
  • Finish: Zinc Plated
Heavy Hex Nuts
from National Bolt & Nut Corporation

HEAVY HEX NUTS. As part of our premium line of hex nut products, National Bolt & Nut offers a wide range of heavy hex nuts in various grades, finishes, threads, and sizes to meet your unique application requirements. Meeting ANSI B18.2.2 dimensional requirements, heavy hex nuts are popular for... [See More]

  • Material: Steel
  • Size: 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"; 2 3/4"; Size Range: 1/4" - 5", Fine and Course Threads
  • Type: Optional Nylon Inserts and Patches; Nylon Insert Nut (optional feature)
  • Finish: Zinc Plated; Plain
Lock Nut -- WIP-6010
from Reid Supply

Comprised of plunger sleeves, detents, mounting blocks, flanges, washers, installation tools and lock nuts. Compatible with a wide variety of spring loaded devices and tooling components. Ideal for fixtures. . WIP-6010 Manufacturer Part Number: DIN439B0048 [See More]

  • Material: Steel; Steel
  • Size: M12
1224376
from RS Components, Ltd.

The RS Pro zinc plated locking nuts have a nylon insert. The nuts have been designed to remain secure despite severe vibration. Having a nylon insert makes the nut better at sealing the bolt thread against leaking water, oil and other liquids. When you insert the mating bolt into the nylon insert,... [See More]

  • Material: Steel
  • Size: M16
  • Type: Nylon Insert
  • Finish: Zinc Plated
Heavy Hex Slotted Nuts
from National Bolt & Nut Corporation

HEAVY HEX SLOTTED NUTS. Dimensions per ANSI B18.2.2. Nylon inserts and Nuts with patches also available as an option on the Request for Information form. Other materials and finishes available. For further information, call or send an information request. In conjunction with our selection of bolts... [See More]

  • Material: Steel
  • Size: 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"; Size Range: 1/4" - 5", Fine and Course Threads
  • Type: Castle Nut; Optional Nylon Inserts and Patches; Nylon Insert Nut (optional feature)
  • Finish: Plain
1224377
from RS Components, Ltd.

The RS Pro zinc plated locking nuts have a nylon insert. The nuts have been designed to remain secure despite severe vibration. Having a nylon insert makes the nut better at sealing the bolt thread against leaking water, oil and other liquids. When you insert the mating bolt into the nylon insert,... [See More]

  • Material: Steel
  • Size: M20
  • Type: Nylon Insert
  • Finish: Zinc Plated
Heavy Square Nuts
from National Bolt & Nut Corporation

HEAVY SQUARE NUTS. Dimensions per ANSI B18.2.2. Nylon inserts and Nuts with patches also available as an option on the Request for Information form. Other materials and finishes available. For further information, call or send an information request. In conjunction with our selection of bolts and... [See More]

  • Material: Steel
  • Size: 1/4"; 5/16"; 3/8"; 1/2"; 5/8"; 3/4"; 7/8"; 1"; 1 1/8"; 1 1/4"
  • Type: Optional Nylon Inserts and Patches; Nylon Insert Nut (optional feature)
  • Finish: Plain
212745
from RS Components, Ltd.

Seal Lock sealing nuts. Single-piece nuts sealed against gases and liquids, vibration-resistant. They withstand temperatures of -40 °C â † ’ +100 °C. Type = Nylon Insert. Thread Size = M8. Width = 13mm. Material = Steel. Finish = Phosphated [See More]

  • Material: Steel
  • Size: M8
  • Type: Nylon Insert
  • Finish: Phosphate
Hex Castle Nuts
from National Bolt & Nut Corporation

HEX CASTLE NUTS. Top of hex corners removed for better Cotter Pin fit. Nylon inserts and Nuts with patches also available as an option on the Request for Information form. Other materials and finishes available. For further information, call or send an information request. In conjunction with our... [See More]

  • Material: Steel
  • Size: 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"
  • Type: Castle Nut; Optional Nylon Inserts and Patches; Nylon Insert Nut (optional feature)
  • Finish: Zinc Plated; Zinc Chromate; Plain
275608
from RS Components, Ltd.

To DIN6926 . Grade 8 steel, bright zinc plated . Self-locking due to nylon insert . Plain faced flange. Type = Nylon Insert. Thread Size = M5. Material = Steel. Finish = Bright Zinc Plated [See More]

  • Material: Steel
  • Size: M5
  • Type: Nylon Insert
  • Finish: Zinc Plated
Hex Flange Nuts
from National Bolt & Nut Corporation

HEX FLANGE NUTS. As part of our high-quality line of flange nut fasteners, National Bolt & Nut offers a variety of hex flange nuts that meet IFI-145 dimensions. Our hex flange nuts are equipped with a wider flange that distributes pressure equally over the components being fastened, assuring a... [See More]

  • Material: Steel
  • Size: 1/4"; 5/16"; 3/8"; 7/16"; 1/2"; 5/8"; 3/4"; 7/8"; 1"
  • Type: Optional Nylon Inserts and Patches; Nylon Insert Nut (optional feature)
  • Finish: Plain
275614
from RS Components, Ltd.

To DIN6926 . Grade 8 steel, bright zinc plated . Self-locking due to nylon insert . Plain faced flange. Type = Nylon Insert. Thread Size = M6. Material = Steel. Finish = Bright Zinc Plated [See More]

  • Material: Steel
  • Size: M6
  • Type: Nylon Insert
  • Finish: Zinc Plated
Hex Hi Nuts
from National Bolt & Nut Corporation

HEX HI NUTS. Dimensions per SAE J482. Additional sizes available. Nylon inserts and Nuts with patches also available as an option on the Request for Information form. Other materials and finishes available. For further information, call or send an information request. In conjunction with our... [See More]

  • Material: Steel
  • Size: 3/8"; 7/16"; 1/2"; 5/8"; 3/4"; 7/8"; 1"; 1 1/8"; 1 1/4"; 1 1/2"
  • Type: Optional Nylon Inserts and Patches; Nylon Insert Nut (optional feature)
  • Finish: Plain
275620
from RS Components, Ltd.

To DIN6926 . Grade 8 steel, bright zinc plated . Self-locking due to nylon insert . Plain faced flange. Type = Nylon Insert. Thread Size = M8. Material = Steel. Finish = Bright Zinc Plated [See More]

  • Material: Steel
  • Size: M8
  • Type: Nylon Insert
  • Finish: Zinc Plated
Hex Jam Nuts
from National Bolt & Nut Corporation

HEX JAM NUTS. As part of our premium line of hex nut products, National Bolt & Nut offers a series of hex jam nuts that meet ANSI B18.2.2 dimensional specifications. Thinner than a conventional hex nut, our hex jam nuts can be constructed using a variety of materials. A number of finish options... [See More]

  • Material: Steel
  • Size: 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"; 2 3/4"
  • Type: Jam Nut; Optional Nylon Inserts and Patches; Nylon Insert Nut (optional feature)
  • Finish: Zinc Plated; Zinc Chromate; Plain
275636
from RS Components, Ltd.

To DIN6926 . Grade 8 steel, bright zinc plated . Self-locking due to nylon insert . Plain faced flange. Type = Nylon Insert. Thread Size = M10. Material = Steel. Finish = Bright Zinc Plated [See More]

  • Material: Steel
  • Size: M10
  • Type: Nylon Insert
  • Finish: Zinc Plated
Hex Thick Nuts
from National Bolt & Nut Corporation

HEX THICK NUTS. Dimensions per ANSI B18.2.2. Nylon inserts and Nuts with patches also available as an option on the Request for Information form. Other materials and finishes available. For further information, call or send an information request. In conjunction with our selection of bolts and other... [See More]

  • Material: Steel
  • Size: 1/2"; 5/8"; 3/4"; 7/8"; 1"; 1 1/8"
  • Type: Optional Nylon Inserts and Patches; Nylon Insert Nut (optional feature)
  • Finish: Plain
275642
from RS Components, Ltd.

To DIN6926 . Grade 8 steel, bright zinc plated . Self-locking due to nylon insert . Plain faced flange. Type = Nylon Insert. Thread Size = M12. Material = Steel. Finish = Bright Zinc Plated [See More]

  • Material: Steel
  • Size: M12
  • Type: Nylon Insert
  • Finish: Zinc Plated
Metric All Metal Hex Lock Nuts
from National Bolt & Nut Corporation

METRIC ALL METAL LOCK NUTS. Dimensions Per DIN 980. Nylon inserts and Nuts with patches also available as an option on the Request for Information form. Other materials and finishes available. For further information, call or send an information request. In conjunction with our selection of bolts... [See More]

  • Material: Steel
  • Size: M5; M8; M10; M12; M16; M20; M24
  • Type: Optional Nylon Inserts and Patches; Nylon Insert Nut (optional feature)
  • Finish: Phosphate
276780
from RS Components, Ltd.

Self-locking nuts with glass-filled nylon inserts. These are designed to remain secure despite conditions of severe vibration. Grade 8 steel, bright zinc plated. Type = Nylon Insert. Thread Size = M16. Material = Steel. Finish = Bright Zinc Plated [See More]

  • Material: Steel
  • Size: M16
  • Type: Nylon Insert
  • Finish: Zinc Plated
Metric Hex Nuts
from National Bolt & Nut Corporation

METRIC HEX NUTS. As part of our premium line of hex nut products, National Bolt & Nut offers metric hex nuts that can be constructed using a variety of materials. Various finishes can also be applied and are available upon request. This six-sided fastener is internally threaded and uses the... [See More]

  • Material: Steel
  • Size: M5; M6; M8; M10; M12; M16; M20; M24; M30; M36
  • Type: Optional Nylon Inserts and Patches; Nylon Insert Nut (optional feature)
  • Finish: Plain
276796
from RS Components, Ltd.

Self-locking nuts with glass-filled nylon inserts. These are designed to remain secure despite conditions of severe vibration. Grade 8 steel, bright zinc plated. Type = Nylon Insert. Thread Size = M20. Material = Steel. Finish = Bright Zinc Plated [See More]

  • Material: Steel
  • Size: M20
  • Type: Nylon Insert
  • Finish: Zinc Plated
Metric Hex Weld Nuts
from National Bolt & Nut Corporation

METRIC HEX WELD NUTS. Dimensions per DIN 929. Three projection. Piloted. Nylon inserts and Nuts with patches also available as an option on the Request for Information form. Other materials and finishes available. For further information, call or send an information request. In conjunction with our... [See More]

  • Material: Steel
  • Size: M8; M10; M12
  • Type: Optional Nylon Inserts and Patches; Nylon Insert Nut (optional feature)
  • Finish: Plain
524281
from RS Components, Ltd.

Self-locking nuts with glass-filled nylon inserts. These are designed to remain secure despite conditions of severe vibration. Grade 8 steel, bright zinc plated. Type = Nylon Insert. Thread Size = M3. Material = Steel. Finish = Bright Zinc Plated [See More]

  • Material: Steel
  • Size: M3
  • Type: Nylon Insert
  • Finish: Zinc Plated
Metric Serrated Flange Lock Nuts
from National Bolt & Nut Corporation

METRIC SERRATED FLANGE NUTS. National Bolt & Nut's premium line of metric serrated flange nuts meet DIN 6923 dimensions with the addition of serrated teeth under flange. These metric serrated flange nuts possess a serrated flange and an enlarged circular base that distributes pressure evenly... [See More]

  • Material: Steel
  • Size: M5; M6; M8; M10; M12
  • Type: Serrated; Optional Nylon Inserts and Patches; Nylon Insert Nut (optional feature)
  • Finish: Zinc Chromate
524304
from RS Components, Ltd.

Self-locking nuts with glass-filled nylon inserts. These are designed to remain secure despite conditions of severe vibration. Grade 8 steel, bright zinc plated. Type = Nylon Insert. Thread Size = M4. Material = Steel. Finish = Bright Zinc Plated [See More]

  • Material: Steel
  • Size: M4
  • Type: Nylon Insert
  • Finish: Zinc Plated
Nylon Insert Heavy Hex Jam Lock Nuts -- NTU Series
from National Bolt & Nut Corporation

N.T.U. SERIES NYLON INSERT LOCK NUTS. Heavy hex thin (Jam) style. Heat treated to Grade C (8) strength level. Nylon inserts and Nuts with patches also available as an option on the Request for Information form. Other materials and finishes available. For further information, call or send an... [See More]

  • Material: Steel
  • Size: 1"; 1 1/4"; 1 1/2"; 1 3/4"; 2"; 2 1/4"; 2 1/2"; 2 3/4"
  • Type: Jam Nut; Optional Nylon Inserts and Patches; Nylon Insert Nut
  • Finish: Phosphate; Zinc Plated
524310
from RS Components, Ltd.

Self-locking nuts with glass-filled nylon inserts. These are designed to remain secure despite conditions of severe vibration. Grade 8 steel, bright zinc plated. Type = Nylon Insert. Thread Size = M5. Material = Steel. Finish = Bright Zinc Plated [See More]

  • Material: Steel
  • Size: M5
  • Type: Nylon Insert
  • Finish: Zinc Plated
Nylon Insert Heavy Hex Lock Nuts -- NU Series
from National Bolt & Nut Corporation

N.U. SERIES NYLON INSERT LOCK NUTS. Heavy hex style. Nylon inserts and Nuts with patches also available as an option on the Request for Information form. Other materials and finishes available. For further information, call or send an information request. In conjunction with our selection of bolts... [See More]

  • Material: Steel
  • Size: 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"; 2 3/4"
  • Type: Optional Nylon Inserts and Patches; Nylon Insert Nut
  • Finish: Plain
#10-24 K-Lock Nut, Zinc -- NG2KEP01024Z
from NBS Corp.

Featuring a built in external tooth lock washer for exceptional surface grip, NBS ’ k-lock nuts are available from ¼ ” through ¾ ” internal diameter. All k-lock nuts are sourced from ISO-9001 accredited manufacturers and come with zinc finish. [See More]

  • Material: Steel
  • Size: #10
  • Type: Jet Nut (K-Nut)
  • Finish: Zinc Plated
Jam Nuts
from CORE Manufacturing

100% Domestic Melt and Manufacture, Made in USA, Certified. Hex Jam Nut, Heavy Hex Jam Nut, Lock Nut, Custom. Dimensions: ASME B18.2.2, MIL-STD, FED-STD, CORE-STD, Customer Drawing/Requirements. Stocking Sizes: 1/4 ” (M6) through 6 ” (M150) Nominal Diameter. Stocking Grades: A194 GR-2,... [See More]

  • Material: Aluminum; Bronze; Brass; Copper; Steel; Stainless Steel; AQ Steel, Nickel
  • Size: Stocking Sizes: 1/4” through 6” Nominal Diameter; Stocking Sizes: M6 through M150 Nominal Diameter
  • Type: Jam Nut
  • Thread Direction: Right Hand; Left Hand
Flex-Locknut -- 379506
from Fastener SuperStore, Inc.

6-32 Flex-Locknuts / Full Height / Hex / Cad and Wax. An all-metal, one-piece, hex-shaped lock nut with a round collar at its back end. The collar is segmented with opposed slots cut into it above each corner of the nut. When the screw or bolt reaches the collar, the slotted portion expands which... [See More]

  • Material: Steel
  • Size: 6-32
  • Type: Flex-Top Locknuts
  • Finish: Cadmium
Jam Nuts -- NCS-190
from Monroe Engineering

Black Oxide Finish [See More]

  • Material: Steel
  • Size: #10
  • Type: Jam Nut
  • Finish: Black Oxide
811092 - LAPP SKINTOP® SKINDICHT® Locknut SM - 3/8 NPT - Metallic -- OLF811092
from Lapp Tannehill

LAPP's SKINTOP ® SKINDICHT ® SM 3/8 NPT is a metallic locknut for NPT strain relief cable glands. These are required any time glands must be fastened to a housing, and tapped holes cannot be provided. MANUFACTURER : LAPP MANUFACTURER PART NUMBER : 811092 AVAILABILITY : Contact 800-633-6339... [See More]

  • Material: Steel; Stamped steel
  • Standards: CE Approved
  • Size: 3/8 NPT
ESF All Metal Self-Locking Clinch Nut -- ESF040070QVZO
from J.Lanfranco Fastener Systems Inc.

All metal, reusable, slotted self-locking clinch nut. [See More]

  • Material: Steel
  • Size: M4
  • Type: Slotted Locknut
  • Finish: Galvanized (optional feature); Nickel Plated (optional feature); Zinc Plated (optional feature); Zinc Chromate (optional feature); Geomet®
Self-Clinching Thick, Locking -- NDLST-0420-*-Z
from PENCOM

Custom sizes available [See More]

  • Material: Steel
  • Finish: Zinc Plated
  • Size: 1/4"
  • Thread Direction: Right Hand
Castle Nuts - BSF - BS 1083
from TFC Ltd.

Material: Steel. Finish: Self Colour. Dimensions: Inches [See More]

  • Material: Steel
  • Finish: Self Colour
  • Type: Castle Nut
SKINDICHT® SM Locknuts: NPT -- 811092
from LAPP

High quality and durability are synonymous with the Lapp family of products, and the EPIC ® line of industrial connectors is no exception. Whether the application is power, control or signal/data, EPIC ® connectors offer performance you can count on, providing secure and reliable electrical... [See More]

  • Material: Steel
  • Size: 3/8"
#10-24 Nylon Insert Lock Nut, Zinc, NM Pattern -- NG2NNM01024Z
from NBS Corp.

Featuring a white nylon insert and available in both normal and thin pattern, NBS ’ nylon insert lock nuts are the ideal general purpose locking nut. Available from ¼ ” through 1 ” (inch) and M3 through M16 (metric) internal diameter, all nylon insert lock nuts meet IFI... [See More]

  • Material: Steel
  • Finish: Zinc Plated
  • Size: #10
811093 - LAPP SKINTOP® SKINDICHT® Locknut SM - 1/2 NPT - Metallic -- OLF811093
from Lapp Tannehill

LAPP's SKINTOP ® SKINDICHT ® SM 1/2 NPT is a metallic locknut for NPT strain relief cable glands. These are required any time glands must be fastened to a housing, and tapped holes cannot be provided. MANUFACTURER : LAPP MANUFACTURER PART NUMBER : 811093 AVAILABILITY : Contact 800-633-6339... [See More]

  • Material: Steel; Stamped steel
  • Standards: CE Approved
  • Size: 1/2 NPT
Castle Nuts - BSW - BS 1083
from TFC Ltd.

Material: Steel. Finish: Self Colour. Dimensions: Inches [See More]

  • Material: Steel
  • Finish: Self Colour
  • Type: Castle Nut
1/2 - 20 Gr. G Flange Nut, Top Lock, Black Phosphate -- NTGFLN04020BP
from NBS Corp.

Individually top pressed to produce a razor tight sealing lock, NBS ’ top lock flange nuts set the standard for all locking flange nuts. Available from ¼ ” through ¾ ” (inch) and M6 through M16 (metric) internal diameter, all top lock flange nuts are non-serrated... [See More]

  • Material: Steel
  • Finish: Phosphate
  • Size: 1/2"
811094 - LAPP SKINTOP® SKINDICHT® Locknut SM - 3/4 NPT - Metallic -- OLF811094
from Lapp Tannehill

LAPP's SKINTOP ® SKINDICHT ® SM 3/4 NPT is a metallic locknut for NPT strain relief cable glands. These are required any time glands must be fastened to a housing, and tapped holes cannot be provided. MANUFACTURER : LAPP MANUFACTURER PART NUMBER : 811094 AVAILABILITY : In Stock SERIES :... [See More]

  • Material: Steel; Stamped steel
  • Standards: CE Approved
  • Size: 3/4 NPT
Castle Nuts - Metric - BS 3692
from TFC Ltd.

Material: Steel. Finish: Self Colour. Dimensions: mm [See More]

  • Material: Steel
  • Finish: Self Colour
  • Type: Castle Nut
M3 - 0.5 Metric K-Lock Nut, Zinc -- NMTKEP03P05Z
from NBS Corp.

Featuring a built in external tooth lock washer for exceptional surface grip, NBS ’ k-lock nuts are available from ¼ ” through ¾ ” internal diameter. All k-lock nuts are sourced from ISO-9001 accredited manufacturers and come with zinc finish. [See More]

  • Material: Steel
  • Size: M3
  • Type: Jet Nut (K-Nut)
  • Finish: Zinc Plated
811095 - LAPP SKINTOP® SKINDICHT® Locknut SM - 1 NPT - Metallic -- OLF811095
from Lapp Tannehill

LAPP's SKINTOP ® SKINDICHT ® SM 1 NPT is a metallic locknut for NPT strain relief cable glands. These are required any time glands must be fastened to a housing, and tapped holes cannot be provided. MANUFACTURER : LAPP MANUFACTURER PART NUMBER : 811095 AVAILABILITY : Contact 800-633-6339... [See More]

  • Material: Steel; Stamped steel
  • Standards: CE Approved
  • Size: 1 NPT
Castle Nuts - UNC - BS 1768
from TFC Ltd.

Material: Steel. Finish: Self Colour. Dimensions: Inches [See More]

  • Material: Steel
  • Finish: Self Colour
  • Type: Castle Nut
Castle Nuts - UNF - BS 1768
from TFC Ltd.

Material: Steel. Finish: Self Colour. Dimensions: Inches [See More]

  • Material: Steel
  • Finish: Self Colour
  • Type: Castle Nut
Self Locking Nuts - Stover - Metric
from TFC Ltd.

Material: Steel. Grade 8. Finish: Zinc & Clear. Dimensions: mm [See More]

  • Material: Steel
  • Finish: Zinc Plated
Slotted Nuts - BSF - BS 1083
from TFC Ltd.

Material: Steel. Finish: Self Colour. Dimensions: Inches [See More]

  • Material: Steel
  • Finish: Self Colour
Slotted Nuts - BSW - BS 1083
from TFC Ltd.

Material: Steel. Finish: Self Colour. Dimensions: Inches [See More]

  • Material: Steel
  • Finish: Self Colour
Slotted Nuts - Metric - BS 3692
from TFC Ltd.

Material: Steel. Finish: Self Colour. Dimensions: mm [See More]

  • Material: Steel
  • Finish: Self Colour
Slotted Nuts - UNC - BS 1768
from TFC Ltd.

Material: Steel. Finish: Self Colour. Dimensions: Inches [See More]

  • Material: Steel
  • Finish: Self Colour
Slotted Nuts - UNF - BS 1768
from TFC Ltd.

Material: Steel. Finish: Self Colour. Dimensions: Inches [See More]

  • Material: Steel
  • Finish: Self Colour
Snep Slot Turret Nuts
from TFC Ltd.

Material: Steel. Finish: Zinc & Clear. Dimensions: mm [See More]

  • Material: Steel
  • Finish: Zinc Plated
  • Type: Castle Nut