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 5965-01-306-0258
NSN 2925-01-424-0235
NSN 5975-01-468-0772
NSN 5895-01-580-9152
NSN 6220-01-598-6900
NSN 6620-01-343-1625
NSN 6620-01-272-7831
NSN 6150-01-429-9105
NSN 6220-01-561-3046
NSN 5905-00-319-4689
NSN 5996-01-101-0298
NSN 5905-01-317-6684