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 6135-01-581-1039
NSN 5925-01-523-1918
NSN 5835-00-867-7893
NSN 5998-00-735-4963
NSN 7035-01-057-5221
NSN 5975-00-134-9779
NSN 5855-00-494-9581
NSN 5990-01-591-8797
NSN 6105-00-806-0618
NSN 6105-00-111-2546
NSN 5945-00-287-8022
NSN 5990-01-417-4402