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 5945-00-484-5528
NSN 5905-01-359-9039
NSN 4140-01-307-6322
NSN 5990-00-950-6890
NSN 6135-01-367-6203
NSN 5930-01-393-2133
NSN 5835-00-929-6623
NSN 5895-01-464-4857
NSN 5915-01-148-3297
NSN 6645-00-238-9054
NSN 5935-00-583-3152
NSN 5965-01-538-0698