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 5935-01-040-9313
NSN 6145-01-180-6512
NSN 5945-00-482-7859
NSN 7035-01-293-3431
NSN 2925-00-278-9468
NSN 5960-01-649-1341
NSN 5855-01-184-8089
NSN 5915-01-056-1323
NSN 2925-01-152-8618
NSN 5895-00-100-4877
NSN 5990-01-503-0194
NSN 5910-01-228-6643