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 5960-01-560-8461
NSN 5920-00-161-4564
NSN 4140-01-487-4394
NSN 6130-01-445-6739
NSN 5905-01-504-8299
NSN 5996-01-062-0807
NSN 5960-01-061-9166
NSN 6620-00-278-7313
NSN 5985-01-204-8232
NSN 6105-00-925-2226
NSN 6610-01-199-0499
NSN 5905-01-074-6013