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 5910-00-170-5195
NSN 6220-00-250-5920
NSN 5915-00-880-5852
NSN 6105-00-239-6201
NSN 5990-01-414-7618
NSN 6240-00-104-4662
NSN 7035-00-631-3782
NSN 6650-01-442-7893
NSN 5998-01-327-7406
NSN 5910-01-127-5969
NSN 5935-01-138-3008
NSN 6620-01-387-7645