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0.500-in x 13 Zinc-plated Steel Regular Coupling Nut

Ratings & Reviews for Hillman 0.500-in x 13 Zinc-plated Steel Regular Coupling Nut

4.9
103
Review
 4.9 out of 5
103 Reviews

2 Star
0%
1 Star
0%

100% Recommend this product

Ratings may include incentivized customer reviews.

What Customers Are Saying

Customers overwhelmingly praise these coupling nuts for exceptional reliability, durability, and value. Reviewers consistently report the threads spin smoothly, provide tight secure connections, and perform flawlessly in demanding applications from repairs to fabrication. The build quality stands out—customers highlight clean threads, precise tolerances, and absence of burrs. Many appreciate the 2-pack configuration and inexpensive price point, noting they outperform costlier alternatives. A few mention limited availability or lack of metric sizes. Overall, customers consider them an outstanding, dependable solution for DIY and professional projects.

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

Quality item with super fast shipping of this item

Would Recommend

Perfect Quality

June 17, 2026
From 0.375-in x 16 Zinc-plated Steel Regular Coupling Nut (2-Count) Verified Purchaser
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quality steel product w/threads to accept castors.

Would Recommend

Allowed swivel castors to mount into tubular table legs of table at food bank, making it easy to move table.

May 23, 2026
From 0.375-in x 16 Zinc-plated Steel Regular Coupling Nut (2-Count) Verified Purchaser
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They work.

Would Recommend

Worked great for my application.

May 17, 2026
From 5_SLASH_16-in x 18 Zinc-plated Steel Regular Coupling Nut 2 -Count Verified Purchaser
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Correct size

Would Recommend

Correct size

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I'm happy about my purchase.

Great product.

April 16, 2026
From 0.375-in x 16 Zinc-plated Steel Regular Coupling Nut (2-Count) Verified Purchaser
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Guided to What I Needed

Would Recommend

It was exactly what I needed to solve a assembly project.Al in tools help me find what I needed.I work Lowes & was treated just as important as any customer.

April 16, 2026
Verified Purchaser
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They are very durable

Would Recommend

Used several of these coupling nuts to assist in pressing out bushings with a cobbled up set up in conjunction of other hardware parts. So far the coupling has held up to some heavy abuse.

March 20, 2026
Verified Purchaser
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Hard to find nut

Would Recommend

Had the flat-to-flat dimension that I needed to fit in the socket

February 6, 2026
From 1_SLASH_4-in x 20 Zinc-plated Steel Regular Coupling Nut (2-Count) Verified Purchaser
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No problem with the large nut. Works just like it

Would Recommend
January 15, 2026
From 1_SLASH_4-in x 20 Stainless steel Steel Regular Coupling Nut -Count Verified Purchaser
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