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 5950-00-850-3940
NSN 5925-01-421-4473
NSN 5915-00-534-5391
NSN 6240-01-620-2450
NSN 5998-00-163-4115
NSN 6320-01-300-5350
NSN 6685-01-200-4742
NSN 6320-01-488-5581
NSN 5835-00-090-3924
NSN 6685-00-317-4319
NSN 5905-01-248-9765
NSN 6130-00-233-3548