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 6610-01-301-3513
NSN 2925-01-604-8984
NSN 6610-00-056-4607
NSN 6130-01-030-2806
NSN 5930-01-387-6656
NSN 5985-00-518-1748
NSN 5950-00-244-9465
NSN 5998-01-296-4799
NSN 5855-01-045-9728
NSN 5996-00-392-7626
NSN 5925-01-461-6757
NSN 6610-01-535-0310