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 6320-01-631-7828
NSN 6135-01-116-3385
NSN 5965-00-378-3403
NSN 5855-01-260-3693
NSN 5910-00-208-6811
NSN 5905-01-147-5328
NSN 5930-00-660-5821
NSN 5930-01-134-8365
NSN 6150-01-084-8849
NSN 5855-01-424-2769
NSN 5895-00-050-6612
NSN 7035-00-631-3782