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 5998-01-634-0604
NSN 7035-01-397-1519
NSN 5910-00-622-5249
NSN 5965-00-692-6364
NSN 5975-01-252-6919
NSN 5855-01-481-3906
NSN 6220-01-174-2035
NSN 5910-01-170-4424
NSN 6240-01-598-4478
NSN 5998-01-092-2758
NSN 5996-01-358-8671
NSN 6105-01-566-0740