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 5920-00-405-8469
NSN 5999-01-370-3554
NSN 5965-01-512-2895
NSN 7035-01-143-3573
NSN 5960-01-487-6436
NSN 6685-00-462-1009
NSN 6220-01-594-3563
NSN 5985-01-005-0370
NSN 5965-00-942-1602
NSN 5990-01-314-0228
NSN 5996-01-425-2503
NSN 5999-01-012-2449