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 5999-01-546-4283
NSN 5895-01-444-1895
NSN 5965-00-096-7370
NSN 6645-00-736-0476
NSN 6620-00-181-6391
NSN 5999-01-430-0391
NSN 6150-01-646-0351
NSN 6650-01-100-3185
NSN 5945-00-974-6783
NSN 6645-00-133-7823
NSN 5996-00-972-1961
NSN 6240-01-115-8487