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 5855-01-470-9403
NSN 6110-01-338-0599
NSN 5895-01-512-2407
NSN 5935-00-764-1030
NSN 5985-01-415-0274
NSN 5910-01-295-9664
NSN 5990-00-179-2576
NSN 5855-01-588-1606
NSN 5935-01-363-4586
NSN 2925-01-407-3437
NSN 5930-01-006-7625
NSN 5920-01-584-8940