A plain nut on which has been assembled a nonremovable washer.
Classification: Nuts of iron or steel
NSN 6645-01-340-4484
NSN 6220-01-205-5167
NSN 5855-01-400-1590
NSN 5945-01-458-5300
NSN 5915-01-196-1846
NSN 5999-00-901-9540
NSN 5920-00-150-1148
NSN 5935-01-162-0927
NSN 5990-01-651-6364
NSN 6320-01-233-5798
NSN 6220-01-313-3395
NSN 5935-00-776-4617