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 6620-01-643-5531
NSN 5999-00-410-2743
NSN 5965-01-141-6485
NSN 5996-00-026-9118
NSN 5935-01-117-8879
NSN 6645-01-461-9250
NSN 5965-01-107-8549
NSN 6135-00-519-1325
NSN 5920-01-579-2895
NSN 5998-00-592-0307
NSN 6685-01-573-3524
NSN 5855-00-337-3679