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 6610-01-514-7181
NSN 7035-01-583-4983
NSN 5975-00-008-4660
NSN 5935-01-616-3873
NSN 5975-01-420-6902
NSN 5945-01-620-7703
NSN 5975-00-159-6078
NSN 5985-01-292-6894
NSN 6145-01-166-2652
NSN 5925-01-349-0855
NSN 5910-01-318-2425
NSN 6240-01-659-6363