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3mm x 0.5 Zinc-plated Steel Nylon insert Nut 8 Count

Ratings & Reviews for Hillman 3mm x 0.5 Zinc-plated Steel Nylon insert Nut 8 Count

4.7
1092
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Review
  4.7 out of 5
1092 Reviews


95% Recommend this product

Ratings may include incentivized customer reviews.

What Customers Are Saying

Customers overwhelmingly praise these lock nuts for reliable performance and solid build quality. Most highlight that the self-locking nylon feature effectively prevents loosening under torque, with reviewers noting they work exactly as intended. Many commend the durability and precision, describing them as well-cut, true to size, and heavy-duty. Customers frequently mention excellent value for the price and note the nuts fit perfectly for their applications without modification. A few report minor packaging concerns unrelated to product performance. Overall, reviewers strongly recommend these lock nuts for both DIY and professional use.

Customer review summary generated by AI, including incentivized reviews.
1092 Customer Reviews

Great lock nut

 Would Recommend

I purchased this product and few weeks ago and I'm very satisfied with quality.

October 3, 2026
From 9_SLASH_16-in x 12 Zinc-plated Steel Nylon insert Nut Count Verified Purchaser
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The Nut

 Would Recommend

Great NUT Worked as intended

October 3, 2026
From 1_SLASH_4-in x 20 Zinc-plated Steel Nylon insert Nut Count Verified Purchaser
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Just a Nut

 Would Recommend

Bought these nylon insert nuts a few weeks ago to replace a missing acorn nut on my golf cart. Worked for what I needed them for.

October 1, 2026
From 8mm x 1.25 Zinc-plated Steel Nylon insert Nut 4 Count Verified Purchaser
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Super nut

 Would Recommend

Great night threads were perfect. Finished was great. I’ve had it over a month outside and the corrosion is nonexistent and with the amount of vibration it receives it still holds tight. Going to buy more they’re so good.

September 30, 2026
From 1_SLASH_4-in x 20 Zinc-plated Steel Nylon insert Nut Count Verified Purchaser
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I bought the for tying my shed to the anchors on my shed

September 28, 2026
From 1_SLASH_2-in x 13 Zinc-plated Steel Nylon insert Nut Count Verified Purchaser
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Lock Nut

 Would Recommend

Quick fix, works well

September 27, 2026
From 5_SLASH_16-in x 18 Zinc-plated Steel Nylon insert Nut Count Verified Purchaser
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Received wrong size nut.

 Would Not Recommend

I ordered 3/8” 16 nylon lock nuts 2 each and received 3/4 16 lock nuts.. I am disabled and ordered shipped to home. Now I have to return the wrong nuts someway.

September 24, 2026
From 3_SLASH_8-in x 16 Zinc-plated Steel Nylon insert Nut Count
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Response from Customer Service@Hillman

Hello, We're sorry to hear that you're unhappy with your online store experience. This would be best addressed with the manager of the specif... Read More

Customer Service@HillmanSeptember 28, 2026