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 6240-00-103-0058
NSN 6620-00-362-2400
NSN 6610-00-856-7136
NSN 6110-01-650-1037
NSN 5960-01-632-6576
NSN 5920-00-753-5113
NSN 6135-00-945-0015
NSN 5920-00-074-4654
NSN 6130-00-734-5354
NSN 5965-00-221-8373
NSN 6650-01-519-0399
NSN 5835-00-847-7277