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 2925-01-317-6973
NSN 6145-00-468-3583
NSN 5975-00-551-3152
NSN 6220-01-196-0332
NSN 5960-01-488-5817
NSN 5960-00-121-9926
NSN 6150-00-501-5282
NSN 5915-01-563-8054
NSN 5965-00-468-3071
NSN 6220-01-387-3266
NSN 6240-01-240-7529
NSN 6110-01-425-8396