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 4140-01-329-6293
NSN 6685-00-860-2232
NSN 5935-01-507-5224
NSN 5998-01-463-1247
NSN 6105-00-614-4026
NSN 6685-00-131-2200
NSN 6240-01-408-5102
NSN 5835-01-469-6009
NSN 5996-01-559-6073
NSN 6320-01-624-0193
NSN 5975-01-159-7384
NSN 5935-01-023-2492