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 5920-00-631-9281
NSN 5998-00-011-1806
NSN 5835-01-143-9143
NSN 5910-00-076-6865
NSN 5990-01-303-6110
NSN 6610-01-131-2636
NSN 6135-00-982-1882
NSN 5998-01-044-4185
NSN 5935-01-612-4814
NSN 5985-01-237-2411
NSN 5998-01-467-2172
NSN 6240-01-417-2976