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 6650-00-809-1817
NSN 6150-00-871-8571
NSN 6685-01-386-6547
NSN 6610-00-434-7784
NSN 6685-00-078-9793
NSN 6130-01-136-3790
NSN 6110-00-271-9928
NSN 4140-00-923-6528
NSN 5998-00-398-0021
NSN 6610-01-010-3159
NSN 6105-01-512-7032
NSN 5930-00-018-5922