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 6240-01-541-2503
NSN 5960-00-125-0026
NSN 6150-00-152-2204
NSN 6240-00-398-0740
NSN 6650-01-305-0027
NSN 5835-00-711-3371
NSN 6320-01-326-1316
NSN 6110-00-133-2429
NSN 6645-01-376-8022
NSN 4140-00-161-2586
NSN 5975-00-577-0168
NSN 7035-01-387-8655