Chromic acid dipped
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 6105-01-660-6926
NSN 6320-00-513-8376
NSN 5950-00-707-6107
NSN 5985-01-485-0191
NSN 6150-01-463-8090
NSN 6610-01-524-0636
NSN 5925-01-335-3121
NSN 6110-01-447-0809
NSN 5945-01-339-6825
NSN 7035-01-412-8322
NSN 5915-01-358-7346
NSN 4140-00-981-8580