These printers use the 10B032M 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