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 6320-01-631-7828
NSN 5925-00-309-2404
NSN 5999-01-614-3554
NSN 5895-01-288-5515
NSN 5835-00-851-6470
NSN 6645-01-614-4838
NSN 6110-00-183-7788
NSN 5990-00-019-2486
NSN 5975-01-410-7647
NSN 5945-00-622-1586
NSN 6110-01-244-4986
NSN 5930-00-842-3137