Two 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 5855-01-053-0679
NSN 5905-00-289-6480
NSN 5920-01-263-5928
NSN 6150-00-481-1915
NSN 5920-01-030-3611
NSN 5920-00-445-3585
NSN 6320-01-616-0843
NSN 6610-01-140-9608
NSN 5930-01-528-5806
NSN 5960-01-012-4936
NSN 6130-01-226-8887
NSN 6105-01-122-2276