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 6240-01-651-8628
NSN 6105-01-068-3045
NSN 7035-00-529-3128
NSN 6685-01-243-3617
NSN 5990-01-581-5103
NSN 2925-01-386-7392
NSN 5920-01-242-9208
NSN 6145-01-595-2804
NSN 5950-00-311-3078
NSN 5915-00-931-9990
NSN 5930-00-303-7951
NSN 4140-01-500-9019