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 5910-00-113-5283
NSN 5985-01-030-7818
NSN 5999-01-314-8289
NSN 6650-01-500-9638
NSN 5920-00-961-0497
NSN 6130-00-137-7784
NSN 6240-01-604-0419
NSN 6220-01-500-5767
NSN 6130-00-372-4322
NSN 5915-01-388-1341
NSN 5975-01-363-4610
NSN 5999-00-244-1981