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 6645-01-416-6267
NSN 5855-01-492-6385
NSN 6110-01-195-0538
NSN 5960-01-458-7999
NSN 5910-01-623-8435
NSN 2925-01-461-6372
NSN 6110-01-269-3552
NSN 5910-01-327-8436
NSN 4140-00-679-9512
NSN 6105-01-207-0845
NSN 6645-01-421-6909
NSN 5920-01-561-4307