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 5999-01-429-0149
NSN 6130-01-562-9068
NSN 6610-00-225-9886
NSN 5985-01-587-6045
NSN 5990-01-116-2181
NSN 6620-01-493-3395
NSN 6240-00-735-7599
NSN 5996-00-323-8215
NSN 5910-01-152-2051
NSN 6105-00-243-9278
NSN 5895-01-371-2688
NSN 6685-01-419-7994