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 6610-01-322-4331
NSN 6620-00-461-4934
NSN 6220-00-478-1502
NSN 5835-01-050-9509
NSN 5960-00-720-0615
NSN 5930-00-273-0778
NSN 6145-00-220-9933
NSN 5895-01-613-1945
NSN 5915-01-147-4830
NSN 6145-01-571-2969
NSN 5996-01-228-0405
NSN 6145-00-369-3880