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 6240-01-392-5013
NSN 5950-01-523-7273
NSN 5905-01-550-8661
NSN 6620-01-287-1443
NSN 5999-01-131-1581
NSN 5855-01-191-3404
NSN 6145-00-088-5884
NSN 6220-01-071-5467
NSN 5965-01-642-5999
NSN 5950-00-904-6093
NSN 6220-01-371-3430
NSN 5985-00-169-3680