Connection box, for connecting two (2) three phase circuits rated up to 500 volts, 200 amps per terminal. Cable size 75 MCM maximum. Submersible to 15 feet. Three terminals are mounted on an insulating base in a "6x9" brass enclosure. Part number M24558/24-416 per MIL-T-24558/24. NSN 5940-284-9157. Formerly covered by NAVSHIPS Dwg 9000-S6202-74192.