Midwest Fastener 9/16 in.-18 Grade 8 Fine Lock Nut

The Midwest Fastener 9/16 in.-18 Grade 8 Fine Lock Nut delivers exceptional strength and reliability for demanding structural and mechanical assemblies. Built to Grade 8 specifications, this lock nut is engineered to withstand heavy loads and severe operating environments while resisting vibration-induced loosening. A durable yellow zinc plating provides superior resistance to corrosion and wear, ensuring long-lasting performance in automotive, agricultural, and industrial applications. Designed for use with compatible fine-thread fasteners, it offers consistent torque and dependable locking action.