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 5920-01-157-9471
NSN 5975-01-422-0154
NSN 5925-01-413-7673
NSN 5895-00-601-4179
NSN 5999-00-468-5734
NSN 6320-00-593-0379
NSN 6145-01-278-8563
NSN 6620-01-654-5719
NSN 4140-00-684-7314
NSN 5960-00-789-1470
NSN 5920-01-353-0089
NSN 2925-00-251-0105