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 5998-00-148-8488
NSN 6650-01-293-5557
NSN 6610-00-727-9918
NSN 5915-01-376-4198
NSN 6620-00-740-3699
NSN 5960-01-147-3764
NSN 6650-01-068-3997
NSN 4140-01-321-1278
NSN 5895-01-437-0783
NSN 5925-01-328-9762
NSN 6320-01-116-3980
NSN 5920-01-266-2256