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 5975-01-076-6688
NSN 5895-01-013-9320
NSN 6135-00-078-9931
NSN 5975-01-471-8855
NSN 5965-00-752-5823
NSN 6650-00-532-8125
NSN 5855-00-586-6255
NSN 5985-01-207-0943
NSN 5965-01-488-6695
NSN 6105-00-042-4469
NSN 5905-00-118-1040
NSN 6650-00-448-8290