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 6620-01-462-1625
NSN 5996-01-128-3080
NSN 5835-01-258-5597
NSN 6620-01-610-5081
NSN 6150-01-600-0106
NSN 6650-00-107-4417
NSN 5975-01-355-4679
NSN 5935-01-557-8254
NSN 5998-01-655-6548
NSN 5935-01-341-8073
NSN 6135-01-633-8502
NSN 5910-00-233-6515