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 6650-01-650-5771
NSN 6685-00-176-5883
NSN 5835-01-229-6964
NSN 6145-00-504-5221
NSN 7035-01-194-7308
NSN 6610-01-530-6730
NSN 6110-00-632-6078
NSN 6130-01-437-7099
NSN 5930-01-462-2044
NSN 6320-01-116-3980
NSN 5960-01-144-1515
NSN 5835-01-342-7975