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 5960-01-601-5565
NSN 5990-00-827-0684
NSN 5895-01-293-2519
NSN 5985-01-529-9056
NSN 5990-01-498-0641
NSN 5915-01-495-1063
NSN 5915-01-539-4271
NSN 6135-01-340-2599
NSN 5855-01-100-3272
NSN 5895-01-220-7165
NSN 5920-01-398-0580
NSN 5990-01-160-6978