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 6220-01-101-9721
NSN 2925-00-386-8745
NSN 5855-01-311-6666
NSN 5835-00-847-7277
NSN 6620-01-535-6925
NSN 6650-01-619-9986
NSN 6105-01-567-9260
NSN 5996-01-081-2102
NSN 6650-01-395-5991
NSN 5915-01-433-2405
NSN 6110-01-556-9649
NSN 5985-01-634-0635