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 7035-01-508-6447
NSN 5930-01-634-0659
NSN 5985-01-400-5948
NSN 5960-00-633-7670
NSN 5915-00-716-7165
NSN 5975-01-270-5563
NSN 5915-01-288-4686
NSN 5990-01-485-0260
NSN 6130-01-461-9310
NSN 6150-00-818-9707
NSN 5998-01-517-2863
NSN 4140-01-560-3234