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 6130-01-579-2892
NSN 6110-01-143-0742
NSN 5998-01-178-1166
NSN 6110-01-646-0303
NSN 5960-01-144-9183
NSN 6320-00-688-9983
NSN 5855-00-149-0766
NSN 5910-01-519-3043
NSN 4140-01-023-1537
NSN 2925-00-977-9956
NSN 5855-01-027-1571
NSN 5920-01-263-9590