Two drive points, at 180 degree angle, have been omitted
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 5905-00-323-1272
NSN 6150-01-039-0561
NSN 6145-01-020-6017
NSN 4140-01-411-0460
NSN 5920-00-223-2409
NSN 5960-01-350-5332
NSN 5985-01-371-6944
NSN 6145-00-643-4962
NSN 6135-00-973-5632
NSN 6620-01-367-0844
NSN 4140-01-360-0719
NSN 6105-00-469-2293