A nut, flat on top and bottom, having eight flat sides. It may include a retaining dowel pin. 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).
NSN 5960-01-318-0987
NSN 5910-01-535-8037
NSN 6150-01-655-8941
NSN 5835-01-408-7576
NSN 5945-00-599-5697
NSN 6685-00-478-7008
NSN 6620-00-684-6771
NSN 6645-01-406-6077
NSN 6220-01-095-8757
NSN 4140-00-134-4463
NSN 6685-00-276-9889
NSN 6110-01-088-8143