A nut, flat on top and bottom having 6 flat sides. For items which have internal tapered or straight (parallel) pipe threads, specific electrical conduit size designation, and which when installed, provide a method of tightening to lock the connection, see locknut, electrical conduit. See also locknut, tube fitting. 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.)
NSN 6320-01-631-7828
NSN 6240-00-541-7032
NSN 6320-00-336-9123
NSN 6620-00-155-2608
NSN 5910-01-462-6165
NSN 6105-01-111-3043
NSN 7035-00-557-5570
NSN 6240-00-204-0459
NSN 6135-01-116-3385
NSN 5905-01-357-3077
NSN 5945-01-488-6982
NSN 5920-01-484-3703