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 5920-01-219-0724
NSN 5950-01-304-5931
NSN 5990-01-349-8132
NSN 5960-01-322-1337
NSN 6135-01-268-7056
NSN 6610-01-425-1523
NSN 6620-01-219-0923
NSN 5990-01-041-8008
NSN 5990-00-929-8923
NSN 4140-01-183-5451
NSN 5996-01-006-6346
NSN 5990-00-845-2864