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 6135-00-269-5843
NSN 5960-01-415-3574
NSN 5855-01-513-5684
NSN 5999-01-433-3085
NSN 5996-00-175-7782
NSN 6150-01-160-1790
NSN 5996-01-463-3152
NSN 6150-00-931-8019
NSN 6150-01-545-4424
NSN 4140-01-558-6831
NSN 6220-01-258-2568
NSN 5835-00-870-7034