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 5855-00-548-4742
NSN 5999-00-115-4285
NSN 5895-01-425-5531
NSN 5975-01-661-0207
NSN 6620-00-389-8442
NSN 4140-01-476-5436
NSN 5960-01-628-2760
NSN 5975-01-440-3947
NSN 5915-01-130-2092
NSN 7035-00-215-3272
NSN 5905-00-594-8102
NSN 6135-01-584-0941