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 6685-01-621-4868
NSN 5965-01-576-1868
NSN 6650-01-555-8349
NSN 6650-01-350-4421
NSN 5999-01-634-0576
NSN 5965-00-840-6542
NSN 5985-00-359-3657
NSN 4140-01-478-4423
NSN 5990-01-485-0260
NSN 6650-00-518-2962
NSN 4140-00-259-2567
NSN 5915-00-239-3207