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 5930-01-087-5254
NSN 5930-00-944-2847
NSN 5960-01-094-4134
NSN 6645-01-056-5291
NSN 6220-01-596-3176
NSN 5990-01-548-3711
NSN 7035-00-155-9513
NSN 5999-01-492-2269
NSN 6135-00-686-4777
NSN 5985-00-197-1197
NSN 5905-01-502-4561
NSN 5920-00-694-0483