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 6685-01-126-7204
NSN 5945-00-138-7486
NSN 5999-01-044-4528
NSN 6240-00-887-4770
NSN 6650-01-545-2834
NSN 6650-00-253-9195
NSN 5920-01-569-1383
NSN 5945-01-066-0710
NSN 6110-01-330-2513
NSN 4140-01-484-4707
NSN 5998-01-546-3396
NSN 5999-01-382-8112