A bent spring metal washer with a centrally located hole. It is designed to exert pressure axially when assembled in place.
Classification: Spring washers and other lock washers, iron or steel
NSN
NSN 4140-01-519-8910
NSN 6240-01-350-1578
NSN 5835-00-195-7508
NSN 5925-01-468-6567
NSN 5945-00-242-4514
NSN 6240-01-209-3340
NSN 6620-00-066-1284
NSN 6685-01-560-7950
NSN 5915-01-396-6955
NSN 6150-00-950-3217
NSN 6240-00-594-7138