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 6145-01-556-4838
NSN 6145-00-156-4394
NSN 6620-00-238-9972
NSN 5935-00-850-6291
NSN 6645-00-159-8377
NSN 6145-01-255-1212
NSN 4140-00-910-3425
NSN 5920-01-641-2813
NSN 5855-01-380-9950
NSN 5950-01-130-3817
NSN 2925-01-212-1040
NSN 6645-00-276-7544