Hillman 3/8 in. Zinc-Plated Steel SAE Nylon Lock Nut, 100-Pack
SKU: 57144763696

Hillman 3/8 in. Zinc-Plated Steel SAE Nylon Lock Nut, 100-Pack

Sale price$18.89 Regular price$20.99
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Description

Hillman 3/8 in. Zinc-Plated Steel SAE Nylon Lock Nut, 100-Pack3 8 in. SAE Nylon Lock Nuts, Zinc Plated Steel (100 Pack) Secure assemblies against vibration with Hillman SAE nylon lock nuts. Made of zinc plated steel with a nylon insert, they provide durable corrosion resistance and consistent hold for automotive and general hardware projects. Key Features: Secure Grip: Nylon insert locks onto threads to resist loosening from vibration Corrosion Resistant: Zinc plated steel construction withstands rust and wear

3/8 in. SAE Nylon Lock Nuts, Zinc-Plated Steel (100-Pack)

Secure assemblies against vibration with Hillman SAE nylon lock nuts. Made of zinc-plated steel with a nylon insert, they provide durable corrosion resistance and consistent hold for automotive and general hardware projects.


Key Features:

  • Secure Grip: Nylon insert locks onto threads to resist loosening from vibration
  • Corrosion Resistant: Zinc-plated steel construction withstands rust and wear
  • Fine Thread Precision: 3/8-24 SAE fine thread for tight, reliable fit
  • Bulk Value: 100-piece pack ideal for shops and repeat projects
  • Versatile Use: Suitable for automotive, machinery, and home repair applications

Specifications Table:

Specification Details
Brand Name Hillman
Callout Size 3/8 inch
Thread Size 3/8-24
Thread Type Fine
Unit of Measurement SAE
Finish Zinc Plated
Material Steel with nylon insert
Number in Package 100 pack
Packaging Type Boxed
Package Height 2 in
Package Width 3.5 in
Package Length 3.4 in
Package Weight 1.9 lbs

Frequently Asked Questions (FAQ):

Q: What thread size are these lock nuts?
A: They are 3/8-24 SAE fine thread.


Q: Do I need lock washers with these?
A: No. The nylon insert provides the locking action, eliminating the need for lock washers.


Q: Are they suitable for outdoor use?
A: Yes. The zinc-plated steel offers corrosion resistance for many indoor and outdoor applications.


Q: How are these packaged?
A: Boxed retail package containing 100 pieces.


Q: Can they be reused?
A: They can be threaded on and off, but repeated reuse can reduce the nylon insert’s locking effectiveness; replace if grip weakens.


Industrial polish with dependable hold

These zinc-plated lock nuts bring a clean, silvery finish to functional hardware, marrying utility with understated style. The faceted profile and nylon insert offer a tailored fit that feels precise and purposeful. Use them to streamline open-shelf frames or custom metal legs where hardware becomes part of the aesthetic. A small detail with big impact—essential for refined, long-lasting builds.


Choose Hillman’s 100-pack nylon lock nuts for a secure, corrosion-resistant hold that keeps every project tight and reliable.

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 57144763696

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Reviewed in the United States on March 30, 2026
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Belleville, US
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Reviewed in the United States on March 15, 2026
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Alexandria, US
★★★★★ 5
Nice, convenient partition that absorbs sound
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