MIL-195379 (Formerly Weldcraft Part #Q5G-200)

Large DINSE Connector, .508" (12.9mm) Male End. For 200 Amp Air-Cooled TIG Torches with One-Piece Power Cable Connection (7/8" x 14 Right Hand Male Thread) to Power Supplies with Large DINSE Connection. Complete with Adjustable "Black" Gas Inlet Hose.

This Connector Has  an 18" (.45m) "Black" Gas Inlet Hose.  If this length is too short, you will need a 40V77 Gas Hose and WES-AW-430 Connector.  These can be purchased separately.