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 5855-00-135-9064
NSN 5945-01-021-0777
NSN 6105-01-240-5078
NSN 4140-01-170-5395
NSN 5999-01-514-2553
NSN 5895-00-589-2983
NSN 6145-01-258-4738
NSN 6240-00-269-3346
NSN 5930-01-511-4006
NSN 5975-01-382-5358
NSN 5925-00-382-3574
NSN 6150-00-374-9318