These printers use the TYPE 520 cartridge:

PitneyBowes-Imagistics 9023

Kyocera DC 1555

Kyocera DC 1605

Kyocera DC 1656

Kyocera DC 1657

Kyocera DC 1685

Kyocera DC 1855

Kyocera DC 2155

Kyocera DC 2566

Kyocera-Mita Copier DC-1605

Kyocera-Mita Copier DC-1656

Kyocera-Mita Copier DC-1657

Kyocera-Mita Copier DC-1685

Kyocera-Mita Copier DC-1855

Kyocera-Mita Copier DC-2155

Kyocera-Mita DC 1555

Kyocera-Mita DC 1605

Kyocera-Mita DC 1656

Kyocera-Mita DC 1657

Kyocera-Mita DC 1685

Kyocera-Mita DC 1855

Kyocera-Mita DC 2155

Kyocera-Mita DC 2566

Monroe RL 817 Z

Monroe RL 916 ZMR

Monroe RL 918 Z

UTAX C 140

UTAX C 144

UTAX C 145

UTAX C 155

UTAX C 185