These printers use the 821256 cartridge:
Click On a Printer to View it's Cartridges
Ricoh SP 840 DN
Ricoh SP 842 DN
Ricoh SPC 840 DN
Ricoh SPC 842 DN
Lanier SPC 840 DN
Lanier SPC 842 DN
Savin SPC 840 DN
Savin SPC 842 DN