Square Nuts

Looking for square nuts?

We carry heavy square nuts, regular square nuts, and square machine screw nuts.

Stock sizes include 2-56 through 1-1/2-6 in Steel and 18-8 Stainless.

Scroll down to find your size, or search by part number.

Add to Cart and buy online or email us for a custom quote.  Most popular products are in stock and ship within 24 hours.

Can't find what you're looking for? Email us at [email protected] for a custom quote. "We have the right screw for you" is our motto after all!