No other part numbers with same form, fit, and function found.
A bent spring metal washer with a centrally located hole. It is designed to exert pressure axially when assembled in place.
NSN 5950-01-134-4281
NSN 6220-00-473-0517
NSN 6150-01-400-4211
NSN 5905-01-322-9425
NSN 6135-01-142-2417
NSN 5910-00-203-0566
NSN 5990-01-136-1232
NSN 6220-01-358-4317
NSN 5895-01-445-8373
NSN 6135-01-255-9129
NSN 6650-01-322-6431
NSN 6620-00-717-2529