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 5990-00-477-1362
NSN 5920-00-451-6847
NSN 6320-00-908-6841
NSN 5930-01-647-9318
NSN 6610-00-104-8223
NSN 5996-01-302-2128
NSN 5950-00-037-9549
NSN 5935-01-248-2216
NSN 5915-01-115-9383
NSN 5945-01-238-5542
NSN 5999-00-729-7273
NSN 5998-01-530-7302