These printers use the W1410X cartridge:
Click On a Printer to View it's Cartridges
          HP LaserJet M-110
          HP LaserJet M-110 W
          HP LaserJet M-110 WE
          HP LaserJet M-140 W
          HP LaserJet M-140 WE
          HP LaserJet MFP M-139
          HP LaserJet MFP M-141 W