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 6645-01-651-2743
NSN 5920-00-890-0916
NSN 5905-01-309-8034
NSN 6105-01-188-7292
NSN 6610-01-339-5254
NSN 5835-00-909-8088
NSN 2925-01-577-9269
NSN 5895-01-062-0002
NSN 5835-00-518-4507
NSN 5975-00-754-5299
NSN 5855-01-443-5330
NSN 5998-01-253-9336