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 5920-01-629-5424
NSN 6320-01-067-0474
NSN 6110-01-383-6517
NSN 5935-01-367-6123
NSN 5915-01-280-0809
NSN 5960-01-443-3067
NSN 5910-01-564-4903
NSN 5960-00-331-7365
NSN 5925-01-107-8793
NSN 6650-01-337-8666
NSN 5895-01-420-9701
NSN 6620-01-181-9853