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 6135-00-660-8654
NSN 5945-01-177-9653
NSN 5999-01-295-7228
NSN 6105-00-975-4011
NSN 6650-00-299-9681
NSN 6220-01-224-8746
NSN 4140-01-359-7202
NSN 5960-00-523-9767
NSN 5925-00-517-0271
NSN 5960-01-052-9577
NSN 6110-00-583-3911
NSN 5935-01-642-2427