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 6610-01-434-4958
NSN 2925-01-175-1217
NSN 6220-00-846-0140
NSN 6150-00-040-8446
NSN 5990-00-906-4840
NSN 5985-01-079-1162
NSN 6130-01-360-5572
NSN 5925-01-571-0564
NSN 5999-01-088-6780
NSN 6240-01-061-6516
NSN 5835-01-399-5820
NSN 6240-01-401-5340