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 5985-01-176-0290
NSN 5975-01-029-1871
NSN 6220-01-057-3654
NSN 6105-01-584-4945
NSN 5905-01-530-6632
NSN 5999-00-935-3361
NSN 5998-01-033-7991
NSN 6320-01-512-2031
NSN 5965-01-432-1943
NSN 6220-00-553-8938
NSN 6650-00-665-3658
NSN 5960-01-281-5437