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 5998-01-477-2027
NSN 6645-01-376-2336
NSN 6650-00-646-7288
NSN 5855-01-299-3510
NSN 5945-00-754-3888
NSN 6240-01-074-9407
NSN 6130-01-268-7117
NSN 5930-00-273-0778
NSN 5965-00-246-5612
NSN 7035-01-435-7962
NSN 5985-00-627-3996
NSN 6150-00-368-4734