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 5950-01-030-3040
NSN 6610-01-296-3796
NSN 5975-01-419-6733
NSN 5915-01-301-6093
NSN 6610-01-612-8327
NSN 5915-00-890-5557
NSN 6610-00-175-7250
NSN 5975-01-247-2305
NSN 6650-00-758-7485
NSN 5905-01-547-2683
NSN 5930-01-423-0874
NSN 5975-01-064-2612