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 6645-01-144-4408
NSN 6240-01-028-0341
NSN 5855-01-149-4110
NSN 5945-00-217-1074
NSN 6610-00-425-7684
NSN 4140-01-270-7464
NSN 5835-00-198-4936
NSN 5910-01-418-0574
NSN 5960-00-071-7553
NSN 5920-01-359-1197
NSN 5985-01-027-0777
NSN 5960-00-581-9719