Wrenching facility per ms33787-30
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 6620-00-122-5944
NSN 6130-01-008-4633
NSN 5930-01-209-1157
NSN 5835-01-036-4951
NSN 6685-00-957-0716
NSN 6145-01-260-7299
NSN 6650-01-362-7214
NSN 5915-01-106-5588
NSN 5910-00-541-1381
NSN 5960-01-609-6565
NSN 5895-00-949-2711
NSN 6105-00-520-1038