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 5945-00-104-1488
NSN 5960-00-519-9880
NSN 5975-01-406-3620
NSN 5950-01-115-5911
NSN 6150-01-373-4531
NSN 5855-01-579-3864
NSN 5915-01-090-1057
NSN 6240-01-518-7353
NSN 6650-01-311-5094
NSN 5999-01-348-0769
NSN 5945-00-636-8388
NSN 6145-01-067-5226