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 5996-00-730-3971
NSN 5965-00-255-3889
NSN 5985-00-508-9949
NSN 5925-01-393-7341
NSN 6150-01-469-2141
NSN 5915-01-277-0721
NSN 5990-01-339-5118
NSN 7035-00-803-3056
NSN 6320-01-380-7372
NSN 5920-00-551-1314
NSN 6110-00-476-3302
NSN 6135-00-826-4798