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 5975-01-441-4245
NSN 5915-01-010-8396
NSN 6130-01-486-0388
NSN 5998-01-155-9433
NSN 5855-00-167-7893
NSN 7035-00-135-4758
NSN 5895-00-143-7215
NSN 5855-00-281-3843
NSN 5945-01-096-6464
NSN 5910-01-339-7770
NSN 5950-01-459-4452
NSN 6150-01-390-7717