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 6645-01-395-4129
NSN 5996-01-414-8364
NSN 5935-00-868-4500
NSN 5996-01-266-7008
NSN 5920-01-509-1153
NSN 6620-00-170-5296
NSN 6150-01-554-3582
NSN 4140-01-591-0616
NSN 5895-01-384-4941
NSN 6150-01-499-7989
NSN 5910-01-456-1591
NSN 5905-00-580-3068