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 5985-01-274-5555
NSN 5920-00-811-9677
NSN 6105-01-562-7784
NSN 5990-01-571-7468
NSN 6320-01-119-3935
NSN 6130-00-589-9948
NSN 5835-01-123-8305
NSN 5975-01-200-4848
NSN 6645-01-076-4655
NSN 6620-01-619-2014
NSN 5960-01-128-0850
NSN 5930-01-463-9853