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 6685-01-353-7557
NSN 6610-01-131-9133
NSN 5985-00-947-9887
NSN 6650-00-916-5914
NSN 5930-01-309-5052
NSN 5996-00-946-4291
NSN 5895-01-141-0244
NSN 5950-01-428-7776
NSN 5990-01-503-0194
NSN 5855-01-504-6080
NSN 5996-01-521-0367
NSN 5920-01-185-9361