A nut, flat on top and bottom, having 4 flat sides. For items having a thickness (or height) exceeding two times the width across the flats, use post, electrical-mechanical equipment. (when height or thickness and/or width across the flats is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.)
Classification: Nuts of iron or steel
NSN 6685-01-056-7360
NSN 5920-01-608-3962
NSN 5960-01-067-9531
NSN 5975-00-325-3566
NSN 6220-00-486-8643
NSN 5920-01-241-7399
NSN 4140-01-415-5595
NSN 6110-00-196-0625
NSN 5960-01-445-3622
NSN 5835-01-370-4292
NSN 5960-00-125-9335
NSN 6240-00-717-0844