These printers use the 10B032K cartridge:

Lexmark C 750

Lexmark C 750 DN

Lexmark C 750 DTN

Lexmark C 750 FN

Lexmark C 750 IN

Lexmark C 750 LN

Lexmark C 750 N

Lexmark C 750 TDN

Lexmark Optra C-750

Lexmark X 750 E

Lexmark X 750 E MFP

Burroughs-Unisys UDS 178

Riso-Corporation G 750

Riso-Corporation M 750