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5mm x 0.8 Zinc-plated Steel Nylon insert Nut 6 Count

Ratings & Reviews for Hillman 5mm x 0.8 Zinc-plated Steel Nylon insert Nut 6 Count

4.7
1098
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Review
  4.7 out of 5
1098 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 precise fit. Most highlight the self-locking mechanism as effective, eliminating the need for lock washers and providing dependable torque retention. Reviewers consistently commend the true-to-size manufacturing, solid construction, and durable zinc or steel finish. Many appreciate the balance of performance and value, with strong repurchase intent. A few report isolated fulfillment errors, but these reflect order issues rather than product defects. Overall, customers consider these lock nuts dependable and well-made.

Customer review summary generated by AI, including incentivized reviews.
1098 Customer Reviews

Size matter and Lowes failed

 Would Not Recommend

I requested 20 1/4 inch nylon insert nuts. I received only 1 that was the correct order. The rest were nuts without an insert, and many were not 1/4 inches. It is not acceptable to replace a 1/4 nut with another size as it will not fit the project. Also, I received 3 different products in different sizes when I only requested 1 product. I did this to save time but now will end up spending more time returning these and going into the store to get the correct product. This was a waste of time and ...

August 18, 2026
From 1_SLASH_4-in x 20 Zinc-plated Steel Nylon insert Nut Count Verified Purchaser
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Response from Customer Service@Hillman

We are very sorry to hear that this product was unsatisfactory and did not meet your expectations. We understand how disappointing that can be. Pleas... Read More

Customer Service@HillmanAugust 19, 2026

It fit and had the correct thread pattern.

 Would Recommend

Fit like charm (though I did find the one that was ‘lost’ when working on the mower, but it needed changing regardless. The nuts and bolts could use a little organizing, I realize with all the ballbags around here stealing stuff or just throwing it whatever bin that’s quite a task.

August 15, 2026
From 5_SLASH_16-in x 18 Zinc-plated Steel Nylon insert Nut Count Verified Purchaser
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