No other part numbers with same form, fit, and function found.
A plain nut on which has been assembled a nonremovable washer.
NSN 5910-00-203-5603
NSN 5985-01-019-1006
NSN 6240-01-121-0469
NSN 5935-00-534-7553
NSN 5915-01-592-3411
NSN 5935-01-014-4448
NSN 5996-01-327-5027
NSN 6610-01-551-1895
NSN 5996-00-306-9644
NSN 6320-01-108-5933
NSN 7035-01-368-4801
NSN 6240-01-567-3911