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 5925-00-987-8217
NSN 5960-01-391-1308
NSN 5985-00-150-5579
NSN 5965-01-226-5006
NSN 6645-00-565-1569
NSN 5910-01-324-4093
NSN 5910-00-404-0287
NSN 5915-00-191-9360
NSN 6620-01-624-3933
NSN 5925-01-144-3137
NSN 6105-00-878-4745
NSN 5950-00-372-5591