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 5935-01-052-3057
NSN 6130-00-171-7400
NSN 6220-01-029-0245
NSN 6105-00-072-8785
NSN 6135-00-369-2368
NSN 7035-01-372-0421
NSN 5960-01-281-5437
NSN 5950-00-148-9312
NSN 6240-01-301-3087
NSN 5975-00-558-2495
NSN 6620-01-085-8688
NSN 5915-00-864-3733