A nut having 12 drive points and 24 sides. The bearing surface may be washer faced. An integral locking feature is incorporated in the design of the head or in the threads.
Classification: Nuts of iron or steel
NSN 7035-01-411-6062
NSN 5920-01-634-0250
NSN 4140-01-499-5557
NSN 5930-01-421-1798
NSN 5999-00-133-3573
NSN 5835-01-074-7593
NSN 6610-01-473-5678
NSN 5985-00-773-9032
NSN 6610-00-633-4338
NSN 5930-01-009-4366
NSN 6130-01-468-0353
NSN 5965-01-350-1890