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 6105-01-172-3998
NSN 5930-00-186-0712
NSN 5999-00-126-7160
NSN 5990-00-023-4163
NSN 5945-01-624-9782
NSN 6150-01-377-9057
NSN 6240-00-451-8587
NSN 5835-00-055-0953
NSN 5950-01-423-1527
NSN 5996-00-151-4462
NSN 5996-01-129-4873
NSN 6135-01-100-3593