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 5920-01-610-3161
NSN 5920-00-815-0529
NSN 5925-00-081-9135
NSN 6320-01-578-6006
NSN 5975-00-411-6294
NSN 6135-01-535-2307
NSN 5925-00-394-6894
NSN 4140-01-320-2880
NSN 5996-00-924-4493
NSN 5998-00-596-9568
NSN 7035-00-703-3535
NSN 5855-01-475-4454