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 6320-00-513-8376
NSN 6320-01-359-3921
NSN 5910-01-028-6490
NSN 6650-01-626-5370
NSN 5999-01-440-9825
NSN 4140-01-144-3257
NSN 5960-00-372-4876
NSN 6220-01-167-0516
NSN 5945-01-558-2240
NSN 6220-01-105-7929
NSN 5998-01-527-6506
NSN 6320-01-119-3935