Part Number: 3YL65AN, HP 910XL High Yield Black, 3YL65AN#140, 3YL65ANApproximately 300 page yield.Compatible with these machines: HP OfficeJet 8022, HP OfficeJet Pro 8020, HP OfficeJet Pro 8025, HP OfficeJet Pro 8028, HP OfficeJet Pro 8035