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 6645-01-294-6403
NSN 5920-01-218-7859
NSN 6620-01-593-0817
NSN 5930-01-124-3697
NSN 6240-01-509-8279
NSN 6240-00-917-3724
NSN 5998-01-051-5752
NSN 2925-01-519-3221
NSN 2925-00-899-4261
NSN 5960-01-025-2526
NSN 6130-00-530-3737
NSN 6135-01-252-0315