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 5998-01-479-7231
NSN 6620-01-232-8550
NSN 5985-00-472-2736
NSN 5998-00-974-6016
NSN 5905-00-116-0529
NSN 6685-00-892-2454
NSN 5915-00-847-2801
NSN 5998-01-243-9236
NSN 5910-01-425-6127
NSN 6685-01-480-9230
NSN 5998-01-236-9554
NSN 5915-01-098-6998