Compatible Epson 73N (T0731) Black ink cartridge For use with: Epson Stylus C79; C90; C92; C110; CX3900; CX4900; CX4905; CX5500; CX5600; CX5900; CX6900F; CX7300; CX8300; CX9300; CX9300F; T20; T21; T30; T40W; TX100; TX110; TX200; TX210; TX300F; TX400; TX550W; TX600FW; TX610FW; NX220.