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 5999-00-243-2552
NSN 5960-00-161-3728
NSN 4140-01-398-0286
NSN 6220-00-232-9706
NSN 5960-01-415-3574
NSN 6620-00-959-6614
NSN 6240-00-832-6867
NSN 6610-01-033-1748
NSN 6240-01-053-0666
NSN 6110-00-820-1660
NSN 5960-00-729-8150
NSN 5950-01-113-9373