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 5985-01-464-4852
NSN 5960-00-237-6917
NSN 6650-01-211-2673
NSN 6105-00-102-4738
NSN 5935-01-531-7009
NSN 6320-01-265-0665
NSN 6130-00-528-7838
NSN 5920-01-364-9528
NSN 4140-01-165-0566
NSN 5910-01-118-6756
NSN 6220-01-486-9591
NSN 5990-00-623-8127