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 6110-01-365-1669
NSN 5835-01-035-2976
NSN 5920-01-641-4080
NSN 5998-01-507-3535
NSN 6685-01-443-2080
NSN 5945-00-333-7998
NSN 6645-01-487-8227
NSN 5910-00-067-6514
NSN 5985-00-221-5566
NSN 6135-01-025-8109
NSN 5855-01-128-1762
NSN 5975-01-658-6721