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 6610-01-055-4147
NSN 5996-01-535-9175
NSN 5895-01-302-0530
NSN 5965-01-250-5768
NSN 5855-01-481-3906
NSN 5855-01-085-5354
NSN 6240-01-337-2509
NSN 5935-00-923-5181
NSN 7035-01-619-1268
NSN 5950-00-033-4084
NSN 5965-01-559-9676
NSN 5920-01-426-8517