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 6320-00-646-3311
NSN 5930-01-316-1781
NSN 6610-00-112-2698
NSN 6110-01-364-5654
NSN 6130-01-599-4491
NSN 6620-00-225-4870
NSN 5990-00-324-4454
NSN 5998-01-047-4608
NSN 5960-01-065-0273
NSN 5965-01-571-7560
NSN 5935-01-451-8267
NSN 6620-00-006-6418