A plain nut on which has been assembled a nonremovable washer.
Classification: Nuts of iron or steel
NSN 5975-01-134-3476
NSN 5855-00-466-2309
NSN 6620-01-386-5914
NSN 5945-01-244-3435
NSN 6650-01-438-4117
NSN 6320-01-547-9877
NSN 6105-01-537-3071
NSN 5920-01-130-7636
NSN 6650-01-410-7526
NSN 6240-00-110-9414
NSN 6645-01-444-8918
NSN 4140-00-249-5603