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 5945-01-623-6193
NSN 5925-00-845-6612
NSN 5910-01-320-8622
NSN 5835-01-476-8210
NSN 6620-01-643-6817
NSN 6130-01-281-7268
NSN 6645-00-003-5945
NSN 6150-00-316-3223
NSN 5925-01-351-5542
NSN 5965-01-234-6844
NSN 6645-01-503-2240
NSN 5950-00-019-8503