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 5998-01-634-0604
NSN 6135-01-069-2482
NSN 6150-01-420-2424
NSN 6240-01-181-9565
NSN 6105-01-021-0235
NSN 5996-00-982-5496
NSN 6610-01-350-7697
NSN 6240-01-310-8778
NSN 2925-01-359-9818
NSN 2925-00-734-9380
NSN 5965-01-023-0245
NSN 5915-01-008-0277