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 5935-01-492-8430
NSN 5945-01-035-9227
NSN 6105-01-429-6853
NSN 5996-00-392-7626
NSN 6150-00-518-2743
NSN 6220-01-355-1251
NSN 5975-01-198-9013
NSN 5990-01-324-5805
NSN 5945-01-083-2711
NSN 4140-00-578-7726
NSN 5950-00-153-3919
NSN 7035-01-432-2424