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 5925-01-464-7631
NSN 5910-01-321-4912
NSN 6220-01-556-2724
NSN 5855-00-079-2370
NSN 5960-01-641-5493
NSN 5960-01-420-4744
NSN 5930-00-897-4243
NSN 6220-01-302-1354
NSN 6620-00-531-2974
NSN 6110-01-131-8404
NSN 5975-01-407-2829
NSN 5998-01-325-2557