Nylon Insert Lock Nuts are a type of lock nut that has a nylon collar insert - which increases friction on the screw thread. This helps keep the nut in...

Grade C Top Lock Nuts are one-piece, all metal lock nuts with a conical/elliptical 'crown'. When properly torqued into position, the nut is extremely resistant...

Made in the USA! Grade L-9 Collar Lock Nuts

Grade 2 Two Way Lock Nuts are a type of lock nut that can be installed in either orientation and have 2-3 indentations compressed onto the flat sides of...