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 5950-01-164-7778
NSN 4140-01-152-1214
NSN 5920-01-619-9358
NSN 5855-01-197-2774
NSN 5996-01-502-5663
NSN 5915-00-690-3451
NSN 5985-01-078-0385
NSN 5930-00-413-3167
NSN 5960-01-432-6038
NSN 6240-01-545-4554
NSN 6610-01-536-4056
NSN 6105-01-139-1036