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 5998-01-591-2437
NSN 5990-01-546-1649
NSN 5910-01-052-4460
NSN 5895-01-337-4597
NSN 5998-01-556-9947
NSN 6645-01-227-2036
NSN 5998-01-599-8503
NSN 6645-01-237-2568
NSN 6135-01-026-9960
NSN 7035-01-501-5938
NSN 6320-01-519-8767
NSN 5945-01-281-6966