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 5855-01-290-3248
NSN 5960-01-434-5539
NSN 6620-01-524-9112
NSN 5920-01-423-8410
NSN 5998-01-543-7399
NSN 6240-01-512-8129
NSN 5920-01-007-8775
NSN 4140-01-257-2676
NSN 5985-01-283-0917
NSN 5925-00-227-8557
NSN 6620-01-610-5081
NSN 5925-00-290-4451