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 6240-01-130-5141
NSN 5996-01-219-3778
NSN 5835-00-358-4235
NSN 5975-00-758-4549
NSN 6105-00-816-9397
NSN 5950-00-910-3486
NSN 5920-00-045-4211
NSN 5925-00-715-7831
NSN 5985-00-229-1742
NSN 6145-01-559-5810
NSN 5990-01-150-7443
NSN 6620-01-605-2590