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 5965-01-658-4674
NSN 5835-00-896-9597
NSN 6220-01-232-7723
NSN 7035-01-317-7186
NSN 5985-00-851-5042
NSN 5920-01-524-4126
NSN 5925-01-554-5902
NSN 4140-01-305-2112
NSN 5998-01-204-4319
NSN 5950-01-496-4162
NSN 5910-00-139-4808
NSN 6610-00-553-4634