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 5990-01-453-3552
NSN 5960-01-293-4536
NSN 5905-01-461-5860
NSN 5998-01-531-4572
NSN 5960-01-376-3880
NSN 6145-00-299-6417
NSN 4140-00-647-1142
NSN 7035-01-483-7824
NSN 6110-01-553-7276
NSN 6610-01-422-1322
NSN 6150-01-576-8989
NSN 6150-01-550-7824