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 4140-01-088-1898
NSN 6645-00-909-2143
NSN 5985-00-969-4198
NSN 6105-01-481-7687
NSN 7035-01-188-5935
NSN 6110-00-577-8156
NSN 6110-01-444-6603
NSN 6685-01-420-0410
NSN 6105-00-501-7681
NSN 6320-00-004-9158
NSN 6610-01-267-5382
NSN 5996-01-253-8676