Prices, Promotions, styles, and availability may vary. Our local stores do not honor online pricing. Prices and availability of products and services are subject to change without notice. Errors will be corrected where discovered, and Lowe's reserves the right to revoke any stated offer and to correct any errors, inaccuracies or omissions including after an order has been submitted.

3/4-in Rigid / IMC / Zinc-plated steel Conduit Locknut Conduit Fittings 20 -Pack

Ratings & Reviews for Sigma ProConnex 3/4-in Rigid / IMC / Zinc-plated steel Conduit Locknut Conduit Fittings 20 -Pack

4.8
623
Review
 4.8 out of 5
629 Reviews

2 Star
0%

99% Recommend this product

Ratings may include incentivized customer reviews.

What Customers Are Saying

Customers overwhelmingly praise these lock nuts for reliable performance, solid build quality, and perfect fit. Reviewers consistently report the nuts work exactly as intended, holding conduit firmly to panels and fittings without slipping or loosening. The threading engages smoothly and locks tightly, with clean threads and precise sizing across multiple conduit sizes. Many appreciate the straightforward installation and fair pricing. A few mention pack sizes feel limited for larger projects, but this barely registers against the overwhelming positive feedback. Overall, customers consider these a dependable, go-to solution for electrical work.

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

Wide compatibility

Would Recommend

Perfect use

Was this Review Helpful ?

Perfect fit

Would Recommend

Worked perfectly

Was this Review Helpful ?

Worked as advertised.

Used to attach a 1" PVC conduit to a box. Worked as expected.

Was this Review Helpful ?

Great part, I like that it came in a 2 pack.

Easy to use, fits well, smooth threads

Was this Review Helpful ?

Good lock rings

Would Recommend

Fit 1" conduit perfectly!

Was this Review Helpful ?

Awesome

Would Recommend

Worked perfectly for what we used it for on a construction site

April 22, 2026
Verified Purchaser
Was this Review Helpful ?

Great

Would Recommend

Did what its intended for will buy again for sure.

Was this Review Helpful ?

Easy to thread

Would Recommend

Easy to thread

Was this Review Helpful ?

Well made

Would Recommend

Does the job and is high quality.

Was this Review Helpful ?

Buy a few

Would Recommend

Works great

Was this Review Helpful ?