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 5935-01-271-2963
NSN 5945-01-496-1680
NSN 5999-01-352-5698
NSN 6130-01-181-4312
NSN 6320-01-250-0290
NSN 5925-00-369-1596
NSN 6220-00-536-5738
NSN 4140-01-290-8697
NSN 5835-00-130-6404
NSN 6650-01-471-0574
NSN 6220-00-526-7639
NSN 5935-01-423-8986