Lexmark 0064004HE Label Return Programme Print Cartridge Black. For use with Lexmark T640, T640n, T640dn, T640dtn, T642, T642n, T642tn, T642dtn and T644, T644n, T644tn, T644dtn printers. Page yield 21,000.Compatible Printers: Lexmark Optra T 640 TN, Lexmark T 642 TN, Lexmark Optra T 644 TN, Lexmark T 640 N, Lexmark Optra T 644 N, Lexmark Optra T 642 TN, Lexmark Optra T 640 DN, Lexmark T 642 N, Lexmark T 644, Lexmark Optra T 644, Lexmark T 640, Lexmark Optra T 642 N, Lexmark T 644 TN, Lexmark Optra T 640 DTN, Lexmark Optra T 640 N, Lexmark T 640 DTN, Lexmark T 642, Lexmark Optra T 642, Lexmark T 642 DTN, Lexmark T 644 DTN, Lexmark Optra T 640, Lexmark Optra T 642 DTN, Lexmark Optra T 644 DTN, Lexmark T 644 N, Lexmark T 640 DN, Lexmark T 644 DN, Unisys UDS 544-N 11, Lexmark Optra T 644 DN, Lexmark T 642 DN, Lexmark T 640 TN, Unisys UDS 540-N 11, Lexmark Optra T 642 DN
