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 6150-01-090-0237
NSN 4140-00-198-4961
NSN 5999-01-259-1033
NSN 6145-00-817-3615
NSN 6685-00-233-6563
NSN 5985-00-420-1260
NSN 5975-01-105-8254
NSN 5930-01-221-4278
NSN 6135-00-553-7995
NSN 6610-01-314-0719
NSN 6105-00-301-0262
NSN 6240-01-656-4920