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 6685-01-211-2141
NSN 5855-01-544-1482
NSN 6220-00-706-7477
NSN 5855-01-384-3314
NSN 5935-00-294-9526
NSN 6220-01-488-8430
NSN 6320-00-149-7570
NSN 6130-00-728-9621
NSN 7035-01-104-5446
NSN 6685-00-825-2292
NSN 5945-00-983-2718
NSN 6685-01-611-8045