Replaces the Following Manufacturer Numbers: Q7551A (HP 51A) Q7551X (HP 51X). Compatible with the Following Printer Models: LaserJet M3027 MFP LaserJet M3027X MFP LaserJet M3035 MFP LaserJet M3035XS MFP LaserJet P3005 LaserJet P3005D LaserJet P3005DN LaserJet P3005N LaserJet P3005X.