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 6220-00-420-0149
NSN 5855-00-149-0766
NSN 5965-01-631-9848
NSN 5996-00-078-0869
NSN 5950-01-041-1578
NSN 5998-01-403-2586
NSN 6685-00-047-4843
NSN 5935-00-834-8037
NSN 6650-00-788-1461
NSN 5999-01-194-0005
NSN 5905-01-258-2194
NSN 5975-00-361-7793