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 5855-00-156-5489
NSN 6685-00-420-2781
NSN 6620-01-342-5953
NSN 5975-01-060-4903
NSN 6105-00-212-4793
NSN 6145-01-026-7011
NSN 5990-01-142-0538
NSN 6240-00-151-7642
NSN 6320-00-116-3658
NSN 5996-00-122-1423
NSN 7035-00-225-6499
NSN 5998-00-917-1452