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 6645-01-615-1052
NSN 6130-00-117-7838
NSN 5999-00-816-9670
NSN 5998-00-877-3946
NSN 7035-01-543-6557
NSN 6150-01-309-1398
NSN 6220-01-590-1088
NSN 2925-01-164-4197
NSN 6610-01-425-1523
NSN 5855-01-110-9564
NSN 6645-01-042-0467
NSN 5960-01-583-4737