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 5905-01-172-5277
NSN 6105-01-422-1336
NSN 6320-00-731-6134
NSN 6620-01-192-6186
NSN 5945-01-302-8959
NSN 4140-00-947-3918
NSN 6150-01-415-6485
NSN 5985-01-425-0285
NSN 6650-01-139-9534
NSN 5835-00-451-2982
NSN 2925-01-342-1712
NSN 5895-01-016-6911