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 2925-00-862-8550
NSN 2925-01-222-7764
NSN 6145-00-078-9917
NSN 6685-01-076-4703
NSN 5985-00-446-2756
NSN 5855-01-394-3688
NSN 5910-00-138-1702
NSN 6645-01-300-5054
NSN 2925-01-244-3016
NSN 5998-01-422-2058
NSN 5895-01-519-9373
NSN 6105-01-116-7237