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 6220-01-422-3602
NSN 5998-00-455-0711
NSN 6240-00-290-4185
NSN 5905-00-452-9763
NSN 7035-01-200-4751
NSN 5990-01-472-2447
NSN 5935-01-369-2313
NSN 5999-01-310-9868
NSN 5905-01-625-3057
NSN 6645-00-063-1996
NSN 5935-01-029-3757
NSN 6110-01-372-8920