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 5965-01-535-0718
NSN 6620-00-290-6505
NSN 5998-01-652-6829
NSN 4140-01-152-9161
NSN 5996-00-728-3654
NSN 5935-01-371-3131
NSN 6645-01-044-6376
NSN 5905-01-018-3424
NSN 6610-00-590-8869
NSN 6105-00-055-3503
NSN 5930-01-259-9009
NSN 6645-01-157-4199