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 4140-00-230-4252
NSN 5990-01-362-5373
NSN 6650-01-418-0790
NSN 6645-01-082-0518
NSN 5855-01-447-3137
NSN 5895-01-576-7172
NSN 5998-00-959-8382
NSN 5975-01-575-5051
NSN 5945-01-607-5829
NSN 5945-01-582-6448
NSN 5915-00-391-5735
NSN 6135-01-167-7604