Panasonic KXF0DS4AA00 120mm Head Vacuum Tube for CM402 NPM 3-Head The Panasonic KXF0DS4AA00 120mm Head Vacuum Tube is a replacement pneumatic component designed for Panasonic CM402 and NPM 3-head SMT placement applications . Installed in the placement-head vacuum circuit, the tube transfers vacuum pressure between related pneumatic components and the nozzle-side pickup system, helping the head create the suction required to hold electronic components during pickup, movement,