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 5985-01-461-8204
NSN 2925-01-218-5556
NSN 5985-01-591-9077
NSN 5925-01-113-0663
NSN 5905-01-465-9310
NSN 6645-00-376-4829
NSN 6135-01-495-0933
NSN 7035-00-020-2227
NSN 7035-00-009-0099
NSN 5920-01-462-1593
NSN 6130-00-170-4844
NSN 6620-00-555-3992