Hex nut with a nylon-filled collar at its back end.
When a screw reaches the collar, the threads and nylon engage for a tight, frictional fit.
Restricts movement of the screw when it is subjected to vibration.
Designed to be used in structural application with Grade 8 cap screws or bolts.
Applications include engines, turbines, hydraulic cylinders, railroads and aerospace.
Nylon inserts nuts are not designed to be used at temperatures over 250° F.
Made from heat treated steel.
Proof load: 150,000 psi.
Size: 5/16″-18.
Yellow zinc plated.
Hex nut with a nylon-filled collar at its back end. When a screw reaches the collar, the threads and nylon engage for a tight, frictional fit. Restricts m