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 6150-01-260-1665
NSN 6110-01-473-7692
NSN 5905-01-268-3161
NSN 5975-00-549-1718
NSN 5996-01-155-3022
NSN 6110-01-300-8127
NSN 6150-01-096-8748
NSN 5935-00-938-8568
NSN 5960-01-052-5039
NSN 5945-01-362-5670
NSN 6320-00-483-0451
NSN 6105-01-020-3558