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 5935-01-190-2825
NSN 5835-01-250-6027
NSN 6610-00-299-1844
NSN 5855-00-237-4088
NSN 5920-00-291-1379
NSN 6220-00-885-4573
NSN 4140-00-128-8072
NSN 5895-01-120-9322
NSN 5950-01-062-0266
NSN 5930-01-652-3377
NSN 7035-00-849-5526
NSN 5895-01-238-5728