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 5855-01-634-0259
NSN 6645-01-415-3894
NSN 6620-00-890-8579
NSN 6150-01-309-1458
NSN 5965-01-113-6654
NSN 5910-01-322-6984
NSN 5930-00-706-6287
NSN 5998-01-257-5357
NSN 6110-00-170-6520
NSN 5905-01-228-0542
NSN 6130-01-511-0108
NSN 6145-01-267-2150