2 drive points, at 180 degree angle have been 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.
Classification: Nuts of iron or steel
NSN 5985-01-602-8398
NSN 5945-01-136-8746
NSN 6610-01-546-6885
NSN 6220-01-133-2539
NSN 5935-01-237-3510
NSN 5895-01-406-5134
NSN 6220-01-030-2697
NSN 5910-01-578-6803
NSN 5990-01-574-2522
NSN 6145-01-234-7680
NSN 6130-00-424-7085
NSN 6220-00-972-7933