These printers use the 888606 cartridge:

Gestetner DSC 535

Gestetner DSC 545

Lanier LD 435 C

Lanier LD 445 C

Ricoh Aficio MP C-3500

Ricoh Aficio MP C-3500 SPF

Ricoh Aficio MP C-4500 A

Ricoh Aficio MP C-4500 SPF

Savin C 3535

Savin C 4540