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 6685-01-265-5107
NSN 6220-01-223-2760
NSN 6650-01-303-7964
NSN 5965-01-406-4164
NSN 5930-01-142-6209
NSN 6150-01-494-9028
NSN 6145-00-529-6748
NSN 6220-01-467-2268
NSN 6105-01-570-0067
NSN 2925-00-373-3865
NSN 6220-01-174-2035
NSN 6150-01-595-2082