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.
NSN 4140-01-441-4838
NSN 4140-01-399-8138
NSN 6130-00-277-4402
NSN 5905-01-512-2297
NSN 5895-00-492-1431
NSN 5985-01-593-0780
NSN 5999-00-898-4590
NSN 5975-00-320-8962
NSN 6240-01-577-0666
NSN 6135-01-101-5039
NSN 5920-01-463-9143
NSN 5925-00-411-0843