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 6220-01-409-1585
NSN 5895-01-482-6916
NSN 5950-01-302-7012
NSN 2925-01-415-2140
NSN 6610-01-262-8319
NSN 6610-01-440-0604
NSN 7035-01-504-0192
NSN 5998-01-311-0187
NSN 5855-01-389-8884
NSN 6105-01-098-1162
NSN 7035-00-238-3662
NSN 5855-01-013-6864