A nut on which has been assembled a nonremovable washer. An integral feature is incorporated for locking on the threads of a mating member.
Classification: Nuts of iron or steel
NSN 5915-01-147-7772
NSN 5920-01-031-7891
NSN 5960-01-155-1962
NSN 6105-00-249-5542
NSN 6130-00-611-2447
NSN 5965-01-562-9365
NSN 6240-00-187-4306
NSN 5999-00-375-4758
NSN 5835-01-199-5902
NSN 6650-01-492-5263
NSN 5960-01-641-5493
NSN 4140-00-373-4833