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 6220-01-592-6113
NSN 6620-01-574-6774
NSN 6105-01-196-5444
NSN 6650-00-006-9650
NSN 5960-01-488-5817
NSN 6220-01-091-9103
NSN 5990-00-965-0495
NSN 5930-01-359-9053
NSN 5930-01-262-0172
NSN 6685-01-269-8004
NSN 4140-00-067-2590
NSN 2925-01-394-5650