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 5920-01-027-5052
NSN 5895-00-939-6316
NSN 5895-01-247-3358
NSN 6650-01-323-2141
NSN 5935-00-816-8247
NSN 6130-01-439-1789
NSN 5975-01-157-4844
NSN 5935-00-533-5780
NSN 5925-01-456-0004
NSN 5960-01-522-0391
NSN 5998-01-358-1944
NSN 6145-01-563-2095