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 5905-00-131-9732
NSN 5945-01-297-8575
NSN 5999-01-243-4566
NSN 6105-01-360-9624
NSN 5996-01-591-7745
NSN 6145-00-827-4958
NSN 5935-00-026-1734
NSN 6685-00-912-6803
NSN 5920-01-108-0062
NSN 5975-00-169-0513
NSN 5925-00-444-6632
NSN 6610-01-369-3436