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 5920-01-339-3977
NSN 5999-00-813-5061
NSN 5910-01-384-1741
NSN 5945-00-584-2046
NSN 6145-00-625-0714
NSN 5930-01-186-5545
NSN 6320-01-369-5014
NSN 6220-01-369-2925
NSN 5965-00-445-1843
NSN 5975-00-078-7088
NSN 6145-01-477-0553
NSN 5990-00-831-5359