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 2925-00-071-4197
NSN 5960-00-661-0477
NSN 6150-01-578-6758
NSN 5990-01-057-4191
NSN 4140-01-576-8826
NSN 6620-01-493-6988
NSN 5998-00-469-1518
NSN 5945-01-598-9452
NSN 5975-01-019-3210
NSN 5910-01-028-7258
NSN 5996-01-484-7449
NSN 5930-01-102-5658