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: Parts of armored fighting vehicles,motorized, whether or not fitted with weapons
NSN 5998-01-392-4856
NSN 6650-01-491-2008
NSN 6110-01-391-8230
NSN 6150-01-650-9466
NSN 5905-01-647-3770
NSN 5925-00-455-8584
NSN 7035-01-328-7448
NSN 7035-00-275-5604
NSN 5925-00-170-4090
NSN 5950-00-155-4753
NSN 5915-01-457-7725
NSN 5910-00-251-1160