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 6610-01-556-2353
NSN 5935-01-415-0887
NSN 6650-01-446-2025
NSN 6645-00-972-5239
NSN 5905-01-393-7592
NSN 5905-00-206-1943
NSN 6685-01-365-3798
NSN 6150-01-460-5528
NSN 6645-01-319-0006
NSN 5920-01-559-7554
NSN 6610-00-132-3387
NSN 5930-00-063-7216