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 6650-01-566-1573
NSN 5895-01-533-2982
NSN 5910-01-049-3668
NSN 5975-01-366-1564
NSN 7035-01-442-3987
NSN 7035-01-309-6709
NSN 2925-00-265-7539
NSN 6220-01-388-1757
NSN 5835-00-612-1621
NSN 5998-00-984-1420
NSN 5945-01-634-0588
NSN 5930-01-559-0876