A nut, flat on top and bottom, having 4 flat sides. 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.)
Classification: Nuts of iron or steel
NSN 6220-01-521-6449
NSN 5985-00-816-6636
NSN 6135-00-906-0984
NSN 6620-01-618-9854
NSN 5950-00-081-2206
NSN 5945-01-068-3503
NSN 5960-01-648-1872
NSN 5910-00-990-6293
NSN 6150-01-535-4252
NSN 6130-01-436-1099
NSN 5985-00-071-9675
NSN 7035-00-631-3782