Fasteners

Industrial Fasteners for Construction, Fabrication & Maintenance

Industrial fasteners are the backbone of mechanical fastening, anchoring, and structural assembly across a wide range of industries. Our comprehensive selection is engineered to meet the rigorous demands of industrial, fleet, and maintenance, repair, and operations (MRO) applications. Whether you require metric or standard sizes, our fasteners ensure compatibility and consistent sizing for seamless repair, replacement, and new installations. From heavy-duty construction projects to precision fabrication and ongoing equipment service, our hardware solutions support every phase of your operation. Explore a broad inventory designed for structural integrity, mechanical reliability, and secure anchoring—empowering your team to work efficiently and safely, no matter the jobsite or application.

Bolts, Screws & Threaded Rod

Discover our extensive range of bolts, screws, and threaded rod, available in both standard and metric dimensions. These essential fasteners provide reliable mechanical connections for structural assembly, equipment installation, and repair. For more details, visit our Bolts, Screws & Threaded Rod category.

Nuts, Washers & Locking Hardware

Ensure secure fastening and load distribution with our selection of nuts, washers, and locking hardware. Designed for compatibility with a variety of bolts and threaded rods, these components are critical for maintaining joint integrity in demanding environments. Explore the full range in our Nuts, Washers & Locking Hardware section.

Anchors & Threaded Inserts

Achieve dependable anchoring in concrete, masonry, and other substrates with our anchors and threaded inserts. These solutions are ideal for structural and mechanical applications where secure, long-lasting fastening is required. Learn more in our Anchors & Threaded Inserts category.

Pins, Retaining Rings & Rivets

For applications requiring precise alignment, retention, or permanent assembly, our pins, retaining rings, and rivets deliver consistent performance. These specialty fasteners are essential for equipment maintenance, fabrication, and assembly tasks. Visit our Pins, Retaining Rings & Rivets page for more information.

Specialty Fasteners & Hardware

Address unique fastening challenges with our specialty fasteners and hardware, including tamper-resistant, high-strength, and application-specific solutions. Support your fabrication, installation, and service needs with products engineered for reliability and ease of use. Browse our Specialty Fasteners & Hardware category for tailored options.

Value Propositions

Broad selection of standard and metric fasteners for every application
Suitable for industrial, fleet, and maintenance use
Structural, mechanical, and anchoring solutions for diverse environments
Consistent sizing for efficient repair and replacement
Supports fabrication, installation, and equipment service

Display items per page

RETAINING/SNAP RING INTERNAL, 9/16"

IRR96

A ring-shaped stamping with one opening on the circumference.
The two ends at the opening are called lugs and flare out slightly allowing for easier installation onto shaft.
Installed axially on to a shaft.
Allows for complete contact and tightness in a groove.
Can be safely used in a temperature range of -100 to 500°s F.
Carbon steel material, heat treated.
For shaft diameter of 9/16".

$8.9925
$0.3597

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KEP NUT UNF ZINC #10-32

KN1032

Keps nuts, also known as K lock nuts.
A hex nut pre-assembled with a free spinning external tooth lock washer.
The locking action is achieved when the nut is tightened against a bearing surface as the teeth of the lock washer dig into it.
The most popular type of locknut because of its versatility, cost and ease of installation.
Steel, zinc plated.
Size: #10-32.

$20.25
$0.2025

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KEP NUT UNC ZINC #10-24

KN1024

Keps nuts, also known as K lock nuts.
A hex nut pre-assembled with a free spinning external tooth lock washer.
The locking action is achieved when the nut is tightened against a bearing surface as the teeth of the lock washer dig into it.
The most popular type of locknut because of its versatility, cost and ease of installation.
Steel, zinc plated.
Size: #10-24.

$19.20
$0.192

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KEP NUT UNC ZINC #12-24

KN1224

Keps nuts, also known as K lock nuts.
A hex nut pre-assembled with a free spinning external tooth lock washer.
The locking action is achieved when the nut is tightened against a bearing surface as the teeth of the lock washer dig into it.
The most popular type of locknut because of its versatility, cost and ease of installation.
Steel, zinc plated.
Size: #12-24.

$18.00
$0.18

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KEP NUT UNC ZINC 1/4"-20

KN1420

Keps nuts, also known as K lock nuts.
A hex nut pre-assembled with a free spinning external tooth lock washer.
The locking action is achieved when the nut is tightened against a bearing surface as the teeth of the lock washer dig into it.
The most popular type of locknut because of its versatility, cost and ease of installation.
Steel, zinc plated.
Size: 1/4"-20.

$31.56
$0.3156

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KEP NUT UNC ZINC 3/8"-16

KN3816

Keps nuts, also known as K lock nuts
A hex nut pre-assembled with a free spinning external tooth lock washer.
The locking action is achieved when the nut is tightened against a bearing surface as the teeth of the lock washer dig into it.
The most popular type of locknut because of its versatility, cost and ease of installation.
Steel, zinc plated.
Size: 3/8"-16.

$49.50
$0.495

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KEP NUT UNC ZINC 5/16"-18

KN5618

Keps nuts, also known as K lock nuts.
A hex nut pre-assembled with a free spinning external tooth lock washer.
The locking action is achieved when the nut is tightened against a bearing surface as the teeth of the lock washer dig into it.
The most popular type of locknut because of its versatility, cost and ease of installation.
Steel, zinc plated.
Size: 5/16"-18.

$25.32
$0.2532

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KEP NUT UNC ZINC #8-32

KN832

Keps nuts, also known as K lock nuts.
A hex nut pre-assembled with a free spinning external tooth lock washer.
The locking action is achieved when the nut is tightened against a bearing surface as the teeth of the lock washer dig into it.
The most popular type of locknut because of its versatility, cost and ease of installation.
Steel, zinc plated.
Size: #8-32.

$19.40
$0.194

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KEP NUT UNC ZINC #6-32

KN632

Keps nuts, also known as K lock nuts.
A hex nut pre-assembled with a free spinning external tooth lock washer.
The locking action is achieved when the nut is tightened against a bearing surface as the teeth of the lock washer dig into it.
The most popular type of locknut because of its versatility, cost and ease of installation.
Steel, zinc plated.
Size: #6-32.

$18.40
$0.184

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LOCK NUT NYLON UNC STAINLESS #10-24

LN1024SS

Hex nut with a nylon-filled collar at its back end.
When a screw reaches the collar, the threads and nylon engage for a tight, frictional fit.
Restricts movement of the screw when it is subjected to vibration.
Designed to be used with stainless steel machine screws and bolts.
Reusable.
The nylon collar will begin to deteriorate at temperature from 150 to 350° F.
Made form 18-8 or equivalent stainless steel.
Size: #10-24.

$30.00
$0.30

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LOCK NUT NYLON UNC ZINC 1/2"-13 GR 2

LN1213

Hex nut with a nylon-filled collar at its back end.
When a screw reaches the collar, the threads and nylon engage for a tight, frictional fit.
Restricts movement of the screw when it is subjected to vibration.
Designed to be used with like-material machine screws and bolts.
Reusable.
Less expensive than Grade C Stover lock nuts.
The nylon collar will begin to deteriorate at temperature from 150° to 350° F.
Proof load: 90,000 psi. minimum.
Size: 1/2"-13.
Zinc plated.

$25.76
$0.5152

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LOCK NUT NYLON UNC STAINLESS 1/2"-13

LN1213SS

Hex nut with a nylon-filled collar at its back end.
When a screw reaches the collar, the threads and nylon engage for a tight, frictional fit.
Restricts movement of the screw when it is subjected to vibration.
Designed to be used with stainless steel machine screws and bolts.
Reusable.
The nylon collar will begin to deteriorate at temperature from 150 to 350° F.
Made form 18-8 or equivalent stainless steel.
Size: 1/2"-13.

$40.53
$0.8106

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LOCK NUT NYLON UNC ZINC #10-24 GR 2

LN1024

Hex nut with a nylon-filled collar at its back end.
When a screw reaches the collar, the threads and nylon engage for a tight, frictional fit.
Restricts movement of the screw when it is subjected to vibration.
Designed to be used with like-material machine screws and bolts.
Reusable.
Less expensive than Grade C Stover lock nuts.
The nylon collar will begin to deteriorate at temperature from 150° to 350° F.
Proof load: 90,000 psi. minimum.
Size: #10-24.
Zinc plated.

$21.60
$0.216

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LOCK NUT NYLON UNC ZINC #12-24 GR 2

LN1224

Hex nut with a nylon-filled collar at its back end.
When a screw reaches the collar, the threads and nylon engage for a tight, frictional fit.
Restricts movement of the screw when it is subjected to vibration.
Designed to be used with like-material machine screws and bolts.
Reusable.
Less expensive than Grade C Stover lock nuts.
The nylon collar will begin to deteriorate at temperature from 150° to 350° F.
Proof load: 90,000 psi. minimum.
Size: #12-24.
Zinc plated.

$25.56
$0.2556

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LOCK NUT NYLON UNF ZINC 1/2"-20 GR 2

LN1220

Hex nut with a nylon-filled collar at its back end.
When a screw reaches the collar, the threads and nylon engage for a tight, frictional fit.
Restricts movement of the screw when it is subjected to vibration.
Designed to be used with like-material machine screws and bolts.
Reusable.
Less expensive than Grade C Stover lock nuts.
The nylon collar will begin to deteriorate at temperature from 150° to 350° F.
Proof load: 90,000 psi. minimum.
Size: 1/2"-20.
Zinc plated.

$21.35
$0.427

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LOCK NUT NYLON UNF ZINC #10-32 GR 2

LN1032

Hex nut with a nylon-filled collar at its back end.
When a screw reaches the collar, the threads and nylon engage for a tight, frictional fit.
Restricts movement of the screw when it is subjected to vibration.
Designed to be used with like-material machine screws and bolts.
Reusable.
Less expensive than Grade C Stover lock nuts.
The nylon collar will begin to deteriorate at temperature from 150° to 350° F.
Proof load: 90,000 psi. minimum.
Size: #10-24.
Zinc plated.

$22.95
$0.2295

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LOCK NUT NYLON UNC STAINLESS #12-24

LN1224SS

Hex nut with a nylon-filled collar at its back end.
When a screw reaches the collar, the threads and nylon engage for a tight, frictional fit.
Restricts movement of the screw when it is subjected to vibration.
Designed to be used with stainless steel machine screws and bolts.
Reusable.
The nylon collar will begin to deteriorate at temperature from 150 to 350° F.
Made form 18-8 or equivalent stainless steel.
Size: #12-24.

$46.72
$0.4672

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LOCK NUT NYLON UNC ZINC 1/4"-20 GR 2

LN1420

Hex nut with a nylon-filled collar at its back end.
When a screw reaches the collar, the threads and nylon engage for a tight, frictional fit.
Restricts movement of the screw when it is subjected to vibration.
Designed to be used with like-material machine screws and bolts.
Reusable.
Less expensive than Grade C Stover lock nuts.
The nylon collar will begin to deteriorate at temperature from 150° to 350° F.
Proof load: 90,000 psi. minimum.
Size: 1/4"-20.
Zinc plated.

$20.55
$0.2055

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LOCK NUT NYLON UNF ZINC 1/4"-28 GR 2

LN1428

Hex nut with a nylon-filled collar at its back end.
When a screw reaches the collar, the threads and nylon engage for a tight, frictional fit.
Restricts movement of the screw when it is subjected to vibration.
Designed to be used with like-material machine screws and bolts.
Reusable.
Less expensive than Grade C Stover lock nuts.
The nylon collar will begin to deteriorate at temperature from 150° to 350° F.
Proof load: 90,000 psi. minimum.
Size: 1/4"-28.
Zinc plated.

$15.90
$0.159

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LOCK NUT NYLON UNF ZINC 3/4"-16 GR 2

LN3416

Hex nut with a nylon-filled collar at its back end.
When a screw reaches the collar, the threads and nylon engage for a tight, frictional fit.
Restricts movement of the screw when it is subjected to vibration.
Designed to be used with like-material machine screws and bolts.
Reusable.
Less expensive than Grade C Stover lock nuts.
The nylon collar will begin to deteriorate at temperature from 150° to 350° F.
Proof load: 90,000 psi. minimum.
Size: 3/4"-16.
Zinc plated.

$34.335
$1.3734

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LOCK NUT NYLON UNC ZINC 3/4"-10 GR 2

LN3410

Hex nut with a nylon-filled collar at its back end.
When a screw reaches the collar, the threads and nylon engage for a tight, frictional fit.
Restricts movement of the screw when it is subjected to vibration.
Designed to be used with like-material machine screws and bolts.
Reusable.
Less expensive than Grade C Stover lock nuts.
The nylon collar will begin to deteriorate at temperature from 150° to 350° F.
Proof load: 90,000 psi. minimum.
Size: 3/4"-10.
Zinc plated.

$37.6675
$1.5067

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LOCK NUT NYLON UNC ZINC 3/8"-16 GR 2

LN3816

Hex nut with a nylon-filled collar at its back end.
When a screw reaches the collar, the threads and nylon engage for a tight, frictional fit.
Restricts movement of the screw when it is subjected to vibration.
Designed to be used with like-material machine screws and bolts.
Reusable.
Less expensive than Grade C Stover lock nuts.
The nylon collar will begin to deteriorate at temperature from 150° to 350° F.
Proof load: 90,000 psi. minimum.
Size: 3/8"-16.
Zinc plated.

$35.52
$0.3552

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LOCK NUT NYLON UNC STAINLESS 3/8"-16

LN3816SS

Hex nut with a nylon-filled collar at its back end.
When a screw reaches the collar, the threads and nylon engage for a tight, frictional fit.
Restricts movement of the screw when it is subjected to vibration.
Designed to be used with stainless steel machine screws and bolts.
Reusable.
The nylon collar will begin to deteriorate at temperature from 150 to 350° F.
Made form 18-8 or equivalent stainless steel.
Size: 3/8"-16.

$49.28
$0.4928

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LOCK NUT NYLON UNC ZINC 3/8"-24 GR 2

LN3824

Hex nut with a nylon-filled collar at its back end.
When a screw reaches the collar, the threads and nylon engage for a tight, frictional fit.
Restricts movement of the screw when it is subjected to vibration.
Designed to be used with like-material machine screws and bolts.
Reusable.
Less expensive than Grade C Stover lock nuts.
The nylon collar will begin to deteriorate at temperature from 150° to 350° F.
Proof load: 90,000 psi. minimum.
Size: 3/8"-24.
Zinc plated.

$67.76
$0.6776

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