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 5990-00-828-1771
NSN 5905-01-045-4086
NSN 6220-01-629-6105
NSN 6240-01-415-8479
NSN 5905-00-937-1641
NSN 5975-01-418-9270
NSN 5985-00-636-8689
NSN 5855-00-548-4742
NSN 6135-00-973-5632
NSN 7035-01-658-1623
NSN 6620-01-633-8443
NSN 5855-01-589-7273