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 6650-00-430-0296
NSN 5905-00-515-3148
NSN 6105-01-176-5708
NSN 2925-01-434-6945
NSN 6645-01-528-7152
NSN 6130-01-155-3137
NSN 5920-01-256-5830
NSN 5835-00-632-8621
NSN 6610-01-354-7963
NSN 5935-00-639-1382
NSN 5935-01-048-7527
NSN 5895-00-225-3729