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 6145-01-452-3604
NSN 6240-01-363-6152
NSN 5855-01-633-7247
NSN 5950-01-629-9928
NSN 5910-01-386-3191
NSN 5985-01-182-7369
NSN 5895-01-455-9642
NSN 6320-01-631-7828
NSN 5985-01-558-7104
NSN 6110-01-413-6996
NSN 6145-00-117-8861
NSN 6110-01-462-3799