A plain nut on which has been assembled a nonremovable washer.
Classification: Nuts of iron or steel
NSN 5910-01-298-3419
NSN 6110-00-958-3794
NSN 6610-01-633-8931
NSN 5925-01-587-0674
NSN 5920-01-462-1950
NSN 6645-01-371-1632
NSN 6145-01-521-3924
NSN 6105-00-788-1185
NSN 6650-00-717-8913
NSN 6610-01-136-7836
NSN 5935-01-031-5564
NSN 6645-01-188-0213