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 2925-01-512-4682
NSN 5998-01-337-5642
NSN 5990-01-124-9063
NSN 5935-00-905-2071
NSN 5945-00-682-4375
NSN 6685-00-804-5656
NSN 5965-01-378-7335
NSN 5945-00-544-1185
NSN 5855-00-466-2309
NSN 5835-00-784-8025
NSN 5990-01-565-2226
NSN 6620-01-535-0070