Two drive points, at 180 degree angle, omitted
A nut having 12 drive points, 24 sides, and an integral washer which extends beyond the points or periphery. An integral feature is incorporated for locking on the threads of a mating member.
NSN 5945-01-500-2455
NSN 6650-00-393-0447
NSN 5998-01-424-1783
NSN 6105-01-522-7248
NSN 5960-01-450-8539
NSN 5910-00-339-0376
NSN 5990-01-470-2565
NSN 5999-01-649-7971
NSN 5985-01-573-2068
NSN 6145-00-221-6528
NSN 5990-00-402-7721
NSN 6220-00-200-7888