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 5855-00-925-0114
NSN 5990-01-582-1977
NSN 5920-01-388-6533
NSN 6610-01-542-8825
NSN 5855-00-179-8588
NSN 6645-01-148-6920
NSN 6320-01-547-2743
NSN 5950-00-246-2382
NSN 6110-01-423-8273
NSN 6130-01-090-0894
NSN 6645-01-032-5337
NSN 5930-01-551-3004