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 6145-01-401-3713
NSN 5895-00-596-8678
NSN 5895-00-525-3295
NSN 5935-00-943-1242
NSN 5999-01-634-0576
NSN 6645-01-012-5972
NSN 6610-00-581-0771
NSN 5975-01-352-5853
NSN 5910-00-777-6558
NSN 6685-01-279-6300
NSN 2925-01-014-0118
NSN 5950-01-372-4827