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 5935-01-433-6665
NSN 5960-00-755-4447
NSN 5915-00-908-0167
NSN 5855-01-519-4991
NSN 5905-01-464-7762
NSN 5920-00-538-0196
NSN 6150-01-634-0575
NSN 5915-00-374-0935
NSN 6135-01-391-6515
NSN 5998-01-230-1400
NSN 6645-01-432-3587
NSN 6650-01-451-1372