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 6240-01-245-6968
NSN 5915-00-727-2601
NSN 7035-01-215-7764
NSN 5930-01-426-6858
NSN 5999-01-561-6664
NSN 5950-00-397-9869
NSN 5996-01-607-3869
NSN 6150-01-201-0656
NSN 5910-00-833-9159
NSN 5935-01-144-2862
NSN 5996-00-540-6570
NSN 5950-01-503-7630