Nut, Self-Locking, Extended Washer, Double Hexagon, Alloy Steel, Overall Height 0.344 Inch Minimum and 0.359 Inch Maximum

The Nut, with part number 639334, is designed for secure fastening applications. This self-locking nut features an extended washer and a double hexagon design, ensuring a firm grip. The material used is steel comp 1137 overall, providing strength and reliability. It has an overall height ranging from 0.344 inches minimum to 0.359 inches maximum. The nut also includes a prevailing torque all metal design for enhanced locking capability. The surface treatment is cadmium overall, which helps resist corrosion.