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 5835-01-163-4215
NSN 4140-01-435-7515
NSN 5990-01-200-7460
NSN 5930-01-336-5615
NSN 6150-00-244-5044
NSN 6135-01-440-9412
NSN 5999-01-468-2028
NSN 5965-01-644-0470
NSN 6650-01-547-2628
NSN 5985-00-157-4696
NSN 6240-01-420-6495
NSN 5990-01-294-6198