Midwest Fastener 1/2 in.-13 Coarse Nylon Insert Lock Nut

The Midwest Fastener 1/2 in.-13 Coarse Nylon Insert Lock Nut is designed to provide a secure, vibration-resistant hold for a variety of fastening applications. Featuring an integrated nylon insert, this nut locks tightly onto mating threads to prevent accidental loosening under dynamic conditions. Constructed for reliable strength and treated with a zinc finish for corrosion protection, this coarse thread lock nut delivers long-lasting performance across mechanical and assembly projects.