Midwest Fastener 5/16 in.-18 Nylon Insert Lock Nut

The Midwest Fastener 5/16 in.-18 Nylon Insert Lock Nut is engineered for secure and dependable fastening in demanding applications. Featuring a durable nylon collar, this lock nut grips mating threads to effectively prevent loosening caused by vibration, shock, and dynamic loads. Constructed with a protective zinc finish, this lock nut provides enhanced corrosion resistance for long-lasting performance. It is an ideal fastening solution for automotive, agricultural, industrial, and general mechanical assemblies where reliable holding power is essential.