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.)
Classification: Nuts of iron or steel
NSN 6610-00-899-9288
NSN 5975-01-204-7916
NSN 6685-01-178-0979
NSN 6150-01-038-0603
NSN 6320-01-538-0775
NSN 5905-00-483-0570
NSN 5990-01-493-4039
NSN 4140-01-386-6688
NSN 5910-01-214-3613
NSN 5935-01-398-9899
NSN 5925-01-428-3790
NSN 5925-01-019-9703