4mb-4mj 0.5635 hex nut. 1.140 length. 0.172 drill. 37 degree flared thread size 7/16-20 in sae J475 both end s. material steel made from jis S20s (japanese standard) . plating: trivalent and/or yellow hexavalent chrome
Used on mq-8b vertical takeoff and landing unmanned aerial vehicle,vtuav. navy air data fitting material:brass; reducing union; 3/16in. x 1/8in. tube od