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 6130-01-241-3754
NSN 5835-00-707-6266
NSN 4140-01-654-5140
NSN 5975-00-296-2201
NSN 5910-01-517-9203
NSN 5990-00-481-7208
NSN 6135-01-550-8998
NSN 6645-00-383-7783
NSN 5920-01-247-5299
NSN 5985-00-079-5049
NSN 5930-01-481-7442
NSN 6685-00-890-8410