These printers use the TYPE 520 cartridge:
Click On a Printer to View it's Cartridges
          PitneyBowes-Imagistics 9023
          Kyocera DC 1555
          Kyocera DC 1605
          Kyocera DC 1656
          Kyocera DC 1657
          Kyocera DC 1685
          Kyocera DC 1855
          Kyocera DC 2155
          Kyocera DC 2566
          Kyocera-Mita Copier DC-1605
          Kyocera-Mita Copier DC-1656
          Kyocera-Mita Copier DC-1657
          Kyocera-Mita Copier DC-1685
          Kyocera-Mita Copier DC-1855
          Kyocera-Mita Copier DC-2155
          Kyocera-Mita DC 1555
          Kyocera-Mita DC 1605
          Kyocera-Mita DC 1656
          Kyocera-Mita DC 1657
          Kyocera-Mita DC 1685
          Kyocera-Mita DC 1855
          Kyocera-Mita DC 2155
          Kyocera-Mita DC 2566
          Monroe RL 817 Z
          Monroe RL 916 ZMR
          Monroe RL 918 Z
          UTAX C 140
          UTAX C 144
          UTAX C 145
          UTAX C 155
          UTAX C 185