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 6320-01-552-8721
NSN 4140-01-448-0733
NSN 5855-00-087-3144
NSN 6650-00-641-6139
NSN 6130-00-419-1120
NSN 5835-00-529-6307
NSN 6145-00-033-2997
NSN 5855-01-295-2313
NSN 5999-01-353-2989
NSN 5960-00-853-5839
NSN 5935-01-426-0902
NSN 5895-01-022-8663