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 5996-00-223-8810
NSN 5998-01-363-9492
NSN 6620-00-801-8885
NSN 5975-01-327-3254
NSN 5910-01-323-7086
NSN 5998-00-832-9631
NSN 5855-01-060-8521
NSN 6685-01-263-7054
NSN 5960-01-278-9394
NSN 5999-00-807-8104
NSN 6150-01-563-9043
NSN 5999-01-629-3754