Hillman 3/8 in. Zinc-Plated Steel USS Nylon Lock Nut, 100-Pack
SKU: 10423091675

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

Sale price$15.29 Regular price$16.99
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Description

Hillman 3/8 in. Zinc-Plated Steel USS Nylon Lock Nut, 100-Pack3 8 in. USS Nylon Lock Nuts, Zinc Plated Steel (100 Pack) These Hillman nylon insert stop nuts feature a zinc plated steel body for strength with corrosion resistance, and a nylon insert that resists loosening from vibration. Ideal for general fastening where a secure, reusable lock is required. Key Features: Secure Locking: Nylon insert grips threads to prevent loosening from vibrationno lock washer needed Durable Build: Zinc plated steel resists

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

These Hillman nylon-insert stop nuts feature a zinc-plated steel body for strength with corrosion resistance, and a nylon insert that resists loosening from vibration. Ideal for general fastening where a secure, reusable lock is required.


Key Features:

  • Secure Locking: Nylon insert grips threads to prevent loosening from vibration—no lock washer needed
  • Durable Build: Zinc-plated steel resists rust and corrosion for long service life
  • Standard Sizing: 3/8-16 coarse thread, USS pattern for broad compatibility
  • Bulk Value: 100 pieces per pack for shop and jobsite convenience

Specifications Table:

Specification Details
Brand Hillman
Type Nylon insert stop nut (lock nut)
Callout Size 3/8 inch
Thread Size 3/8-16
Thread Type Coarse (USS)
Material Steel with nylon insert
Finish Zinc-plated
Unit of Measurement USS
Number in Package 100 pack
Packaging Type Boxed
Package Dimensions (L x W x H) 3.5 in x 3.3 in x 2.2 in
Package Weight 1.8 lb

Frequently Asked Questions (FAQ):

Q: What thread size are these nuts?
A: They are 3/8-16 coarse thread (USS).


Q: Do I still need a lock washer?
A: No. The nylon insert provides the locking action, eliminating the need for a separate lock washer.


Q: What materials are these made from?
A: The nuts are steel with a zinc-plated finish and a nylon insert.


Q: How many nuts are included?
A: 100 pieces per retail package.


Q: Where should I use them?
A: Use anywhere vibration could loosen standard nuts—automotive, machinery, and general construction.


Crisp, Industrial Restraint—That Stays Put

These zinc-kissed stop nuts bring a refined utility to any project, a subtle gleam that feels both deliberate and enduring. The nylon insert is the quiet hero—discreet yet unwavering—keeping your lines clean and your fixtures steady. Pair them with brushed hardware for a cohesive, tailored look across cabinetry or exposed shelving. Consider them the elegant anchor of a well-edited, luxe workspace.


Lock in lasting performance—choose this 100-pack of Hillman nylon-insert lock nuts for your next project.

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: 10423091675

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Kaitlynn
Louisville, US
★★★★★ 5
Good for light stuff
Color: Black, Size: 15 inches, Color: Black, Size: 15 inches
Good product. Very light though and if it’s in dry wall won’t hold something really heavy. I don’t think it would hold 20 pounds just light. I put over my washer and dryer and put one right on top that way I can put heavy stuff on that side without it weighing down and being ripped out of the wall. I won’t be putting heavy stuff on the right side I used 4 pieces and the wall is about 60-62 inches long
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 5, 2025
R
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Reviewer
Charlottesville, US
★★★★★ 5
Perfect sized floating shelves
Color: Black, Size: 24 inches, Color: Black, Size: 24 inches
These are great and the perfect width. I had my contractor install them because my tile had to have a hole drilled into it. I love that it looks seemless and flat to the tile. New bathroom renovation. I am very pleased. Holds a few towels also candles and a little plant with extra space. Perfect for a minimal look or if you have a small bathroom. Color was spot on.
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Reviewed in the United States on March 30, 2026
R
Verified Purchase
R. Fleming
Lowell, US
★★★★★ 3
Not What I Expected
Color: White, Size: 32 inches
This set of floating shelves was a disappointment. They’re advertised as holding 20 pounds, but mine began to bend with barely 10 pounds on them. All the screws and anchors were installed tightly and correctly, yet the metal brackets still warped under minimal weight. The shelves look fine on the wall, but I’m leaving them up only because I don’t want to patch a dozen holes—not because they’re sturdy. Definitely not the quality or strength I expected.
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Reviewed in the United States on April 13, 2026
A
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Alicia
Massapequa, US
★★★★★ 5
Love them
Color: White, Size: 15 inches, Color: White, Size: 15 inches
I have these floating shelves all over my house. The are made nice and sturdy and they come with simple instructions. They come it various sizes and can almost fit anywhere. These particular shelves are in my makeup closet and they look so great and organized.
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Reviewed in the United States on December 24, 2025
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callme1040
Natrona Heights, US
★★★★★ 5
Exceeds my expectations
Color: White, Size: 24 inches, Color: White, Size: 24 inches
Easy to install, exceeds my expectations. I’d buy it again.
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Reviewed in the United States on April 29, 2026

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