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 6620-00-239-6153
NSN 5910-01-569-7856
NSN 6650-01-184-9238
NSN 5990-01-654-6203
NSN 5998-01-314-7423
NSN 6130-01-602-2417
NSN 6130-00-639-0666
NSN 5960-01-587-7705
NSN 6650-00-405-6323
NSN 5998-01-185-5009
NSN 5915-01-613-7950
NSN 6145-01-318-9667