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 6135-01-265-1384
NSN 5945-01-498-8333
NSN 2925-01-604-8984
NSN 5910-01-324-0118
NSN 4140-00-862-5644
NSN 5965-00-387-6880
NSN 7035-00-153-3826
NSN 6320-01-466-4175
NSN 6645-01-500-0827
NSN 6135-01-010-0891
NSN 5965-00-007-7863
NSN 5855-00-198-3197