These printers use the Savin 841284 cartridge:
Click On a Printer to View it's Cartridges
          Savin C 4040
          Savin C 5050
          Ricoh Aficio MP C-4000
          Ricoh Aficio MP C-4000 G
          Ricoh Aficio MP C-4000 SPF
          Ricoh Aficio MP C-5000
          Ricoh Aficio MP C-5000 G
          Ricoh Aficio MP C-5000 SPF