A nut on which has been assembled a nonremovable washer. An integral feature is incorporated for locking on the threads of a mating member.
NSN 6645-01-028-2186
NSN 6610-01-120-7670
NSN 6220-01-441-2249
NSN 6610-01-473-0521
NSN 5925-01-152-4037
NSN 5920-00-223-5194
NSN 5999-00-446-2708
NSN 5996-01-298-2133
NSN 6130-00-454-8342
NSN 5996-00-636-4849
NSN 6130-01-364-9916
NSN 5935-00-802-3644