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 6145-01-041-3057
NSN 5998-01-423-8525
NSN 6145-00-753-2264
NSN 5835-01-422-2399
NSN 6150-01-136-6026
NSN 6650-00-431-7500
NSN 6645-01-309-6455
NSN 5945-00-648-0552
NSN 6110-01-212-7106
NSN 5920-01-472-5409
NSN 6220-01-634-0660
NSN 5998-01-500-5172