These printers use the 887640 cartridge:
Click On a Printer to View it's Cartridges
          Ricoh FT 4345
          Ricoh FT 4355
          Ricoh FT 4365
          Ricoh FT 5500
          Ricoh FT 6640
          Ricoh FT 6645
          Ricoh FT 6655
          Ricoh FT 6665
          Ricoh FT 7650
          Ricoh FT 7660
          Ricoh FT 7670
          Infotec 9345 DZ
          Infotec 9355 DZ
          Infotec 9365 DZ
          MB 7345
          MB 7355
          MB 7365
          UNIT C 345
          UNIT C 355