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 5990-00-081-1266
NSN 5895-00-613-2386
NSN 5985-01-449-2252
NSN 6145-01-412-5385
NSN 5925-00-351-6296
NSN 5998-01-437-6506
NSN 5925-01-334-8402
NSN 6110-01-129-9571
NSN 6105-01-037-7294
NSN 5835-01-235-1125
NSN 6620-01-102-0008
NSN 6685-01-213-2772