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 6240-01-604-9172
NSN 6645-01-193-4118
NSN 5999-01-415-1215
NSN 6105-01-560-6776
NSN 5999-01-013-9236
NSN 2925-01-443-1748
NSN 6145-00-205-4046
NSN 6610-01-448-6059
NSN 6130-01-415-5978
NSN 5935-00-115-3653
NSN 5925-00-633-6236
NSN 5965-01-623-2251