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 6610-01-060-0210
NSN 6130-01-256-2295
NSN 5990-01-142-0538
NSN 5920-01-345-7145
NSN 6105-01-365-4660
NSN 6220-00-593-3179
NSN 5975-00-834-7840
NSN 5925-01-516-1894
NSN 5998-01-534-8896
NSN 5950-01-224-0325
NSN 6110-00-601-2985
NSN 5920-01-389-1208