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 5920-01-367-9281
NSN 5998-00-230-7455
NSN 5915-01-492-6600
NSN 5985-00-420-0096
NSN 5985-01-500-6338
NSN 5950-01-227-5363
NSN 6145-01-350-3043
NSN 5990-01-272-4091
NSN 5998-01-383-0980
NSN 5920-01-513-3683
NSN 5905-01-649-3580
NSN 5855-01-443-6806