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 2925-00-977-3311
NSN 5965-01-097-4867
NSN 6130-01-116-2100
NSN 5910-01-449-4640
NSN 5965-01-071-3704
NSN 5835-01-442-6482
NSN 5920-00-573-3127
NSN 4140-01-130-7858
NSN 4140-01-152-9161
NSN 5855-00-466-2309
NSN 5996-00-411-3464
NSN 6320-00-216-8779