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 6110-01-564-4982
NSN 5925-01-294-5106
NSN 4140-01-122-7999
NSN 6220-01-131-1528
NSN 6110-00-246-3941
NSN 6685-00-542-0866
NSN 5855-01-634-0259
NSN 5965-00-150-1144
NSN 6145-01-197-9558
NSN 5930-00-236-3514
NSN 6320-00-223-0498
NSN 5920-00-401-3438