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 6220-01-065-2171
NSN 5920-01-038-7388
NSN 5985-00-595-8185
NSN 6620-01-586-3040
NSN 6130-01-022-4894
NSN 5990-01-478-8638
NSN 5930-01-088-5622
NSN 6150-01-245-7911
NSN 6105-00-181-0678
NSN 5985-00-673-5831
NSN 5910-01-323-4819
NSN 5950-00-067-8294