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 5895-01-364-0298
NSN 5925-01-013-9650
NSN 4140-00-170-1567
NSN 5998-01-136-1247
NSN 6645-01-123-4443
NSN 6110-01-591-6770
NSN 6130-01-395-3959
NSN 5996-01-552-4958
NSN 5996-01-258-5888
NSN 5960-01-386-5770
NSN 6135-01-217-3292
NSN 6105-01-034-4009