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 5920-01-389-1557
NSN 5930-01-486-8335
NSN 5855-01-384-7120
NSN 5915-01-630-8125
NSN 6130-01-568-0625
NSN 5985-01-327-5081
NSN 5990-00-351-5479
NSN 5910-00-402-1584
NSN 5965-01-339-3274
NSN 6105-00-243-9278
NSN 5996-01-142-0878
NSN 5996-01-381-6564