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 6145-01-603-1659
NSN 5985-01-634-0635
NSN 6240-01-114-6349
NSN 5910-00-351-2944
NSN 4140-01-209-5856
NSN 6130-01-501-6055
NSN 5835-00-572-7445
NSN 6145-00-715-5262
NSN 6150-01-328-5995
NSN 6150-00-146-3746
NSN 6240-01-414-0077
NSN 5999-01-487-5049