These printers use the T049350 cartridge:
Click On a Printer to View it's Cartridges
          Epson Stylus Photo R-210
          Epson Stylus Photo R-230
          Epson Stylus Photo R-310
          Epson Stylus Photo R-350
          Epson Stylus Photo RX-510
          Epson Stylus Photo RX-630
          Epson Stylus Photo RX-650