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 5985-01-263-0375
NSN 5910-01-418-6334
NSN 4140-01-390-6348
NSN 6620-00-347-8938
NSN 5998-01-089-8180
NSN 5990-01-595-9441
NSN 5910-01-013-8313
NSN 5930-01-008-1994
NSN 6620-01-421-6949
NSN 6240-00-446-7796
NSN 6220-01-411-5629
NSN 5925-00-147-0749