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 5915-00-825-4665
NSN 4140-01-237-4358
NSN 6620-01-423-5875
NSN 6610-01-485-8973
NSN 5945-01-272-6203
NSN 5990-01-263-0362
NSN 5975-00-233-6301
NSN 6320-01-092-4101
NSN 6620-01-640-6761
NSN 6620-01-360-9680
NSN 5945-00-137-4240
NSN 5905-01-280-3638