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 6240-00-820-1705
NSN 6620-01-206-5748
NSN 5930-00-353-0508
NSN 5998-01-503-3382
NSN 5895-00-180-8274
NSN 6650-00-828-6553
NSN 7035-00-238-3662
NSN 5990-01-480-6711
NSN 5945-00-233-7426
NSN 2925-01-144-7106
NSN 5975-00-231-5920
NSN 6110-01-555-5317