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 6620-01-168-0016
NSN 5996-00-074-2779
NSN 6105-01-374-0557
NSN 6240-00-398-0740
NSN 5990-00-467-7431
NSN 5960-01-111-5142
NSN 6220-01-190-8605
NSN 6650-00-166-7160
NSN 5950-01-197-7625
NSN 6110-01-448-4850
NSN 5935-01-017-5132
NSN 5930-01-488-9841