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 6685-00-740-7256
NSN 6320-01-631-7828
NSN 4140-01-197-7658
NSN 6620-01-274-3423
NSN 7035-00-079-7189
NSN 6320-00-578-6898
NSN 5950-01-250-2553
NSN 6320-00-681-1324
NSN 5925-01-536-9422
NSN 6130-01-634-0603
NSN 2925-01-291-9997
NSN 6130-00-506-8299