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 6650-01-101-9023
NSN 6320-01-310-8068
NSN 5998-00-155-6002
NSN 5855-01-590-4576
NSN 5905-01-411-9376
NSN 6150-00-079-1101
NSN 5835-00-286-5432
NSN 5960-00-489-2805
NSN 5935-01-288-4408
NSN 6105-00-212-8013
NSN 5895-01-168-8264
NSN 6650-01-599-9849