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 6240-01-054-2289
NSN 5915-00-346-8167
NSN 5990-00-398-0507
NSN 5935-01-007-5804
NSN 6220-00-484-5937
NSN 5920-01-024-9190
NSN 6150-01-461-9675
NSN 6220-01-398-1406
NSN 5835-01-618-7621
NSN 5915-00-501-8579
NSN 5999-01-310-2216
NSN 5935-00-407-8297