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 5935-01-139-6927
NSN 6150-01-629-8050
NSN 6105-01-160-0427
NSN 5960-01-005-9530
NSN 5855-01-006-1827
NSN 5985-01-433-8057
NSN 5855-00-610-4052
NSN 6220-00-376-8103
NSN 6135-00-120-1034
NSN 5895-01-108-3055
NSN 5905-01-483-2324
NSN 6110-00-400-3353