A nut having 12 drive points, 24 sides, and an integral washer which extends beyond the points or periphery.
Classification: Nuts of iron or steel
NSN 5990-00-940-8528
NSN 6150-01-634-0575
NSN 5960-00-273-3058
NSN 6105-00-466-0270
NSN 5965-01-148-4979
NSN 6135-01-374-6631
NSN 6105-01-492-8957
NSN 6685-01-448-0817
NSN 6150-00-516-8445
NSN 6105-01-654-8612
NSN 6130-00-683-1011
NSN 5965-00-785-5100