These printers use the 43979001 cartridge:
Click On a Printer to View it's Cartridges
          Okidata B 410
          Okidata B 410 D
          Okidata B 410 DN
          Okidata B 420
          Okidata B 420 DN
          Okidata B 430
          Okidata B 430 DN
          Okidata B 440 DN
          Okidata MB 400
          Okidata MB 460
          Okidata MB 460 MFP
          Okidata MB 470 MFP
          Okidata MB 480 MFP