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 6130-00-606-5130
NSN 2925-01-532-8445
NSN 5915-00-244-1702
NSN 5910-01-426-3922
NSN 6145-00-853-5816
NSN 4140-01-197-0406
NSN 5960-01-192-0268
NSN 5910-00-518-2864
NSN 5996-00-138-3072
NSN 2925-01-394-9658
NSN 5990-01-516-9665
NSN 2925-01-280-1911