Part
12A6835
is compatible in the following Printers:
Lexmark T520
Lexmark T520d
Lexmark T520dn
Lexmark T520n Laser Printer
Lexmark T522
Lexmark T522dn
Lexmark T522n
Lexmark X520 MFP
Lexmark X522 MFP
Lexmark X522 MFP Small Business Edition
Lexmark X522s MFP