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.
Classification: Nuts of iron or steel
NSN 4140-00-597-5260
NSN 6620-00-221-5576
NSN 6150-01-607-2742
NSN 6150-00-652-7794
NSN 7035-01-594-9198
NSN 5985-00-450-7373
NSN 6645-01-259-7142
NSN 6685-00-016-0238
NSN 5920-01-338-9974
NSN 6650-01-579-3855
NSN 6135-00-196-5267
NSN 6240-00-307-9650