These printers use the TK-342 cartridge:

Kyocera-Mita FS 2020

Kyocera-Mita FS 2020 D

Kyocera-Mita FS 2020 DN

Kyocera FS 2020

Kyocera FS 2020 D

Kyocera FS 2020 DN

Royal-Copystar FS-2020