A plain nut on which has been assembled a nonremovable washer.
Classification: Nuts of iron or steel
NSN 6650-01-633-9147
NSN 5915-01-430-2228
NSN 5925-01-553-0465
NSN 5998-01-603-0225
NSN 6320-01-145-9013
NSN 5920-00-939-5442
NSN 6105-00-761-2372
NSN 6145-00-957-9963
NSN 5920-00-148-8176
NSN 5998-00-134-3726
NSN 5905-01-443-3551
NSN 6110-00-369-1586