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 5855-01-490-0745
NSN 5910-01-264-2900
NSN 5895-01-210-0492
NSN 6110-00-257-1446
NSN 6105-01-382-6066
NSN 5965-01-352-1951
NSN 5855-00-160-2286
NSN 5998-01-381-9312
NSN 6645-01-611-2894
NSN 6145-00-226-9499
NSN 5998-00-259-7637
NSN 6110-00-725-9740