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 6110-00-412-4624
NSN 5835-01-062-6258
NSN 5905-01-095-8649
NSN 5925-01-181-2995
NSN 5855-01-634-0259
NSN 5930-00-723-6109
NSN 5960-01-042-7725
NSN 5895-00-009-5698
NSN 6620-00-038-5343
NSN 6620-00-140-8644
NSN 4140-00-592-3318
NSN 4140-01-367-3108