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 5999-01-391-7003
NSN 6145-00-873-4808
NSN 5895-01-659-9535
NSN 5835-00-554-0399
NSN 6645-01-644-8376
NSN 6620-00-401-8489
NSN 5920-01-591-9424
NSN 6620-01-625-2855
NSN 5915-00-041-3774
NSN 5905-00-942-9326
NSN 6320-01-173-7950
NSN 5835-00-876-4544