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 6150-00-632-6117
NSN 5950-01-604-6647
NSN 5985-00-610-9165
NSN 5960-01-533-2115
NSN 5960-00-266-6741
NSN 2925-01-426-3410
NSN 5930-00-886-3636
NSN 5925-01-250-9396
NSN 6610-01-415-8008
NSN 5915-01-411-3544
NSN 6150-00-627-2081
NSN 5998-00-589-3719