HP C8765EE No 338 Black Inkjet Cartridge. To fit Deskjet 6540D/6540/5740/6840/9800, Photosmart 2610/2710/8150/8450, Officejet 7410/6210. Page life - 450. Giving you the ability to print a range of text, graphics and images in a clear and precise manner, the HP No 338 Inkjet Cartridge is ideal for use in all situations. HP is passionate about printing and all of its products ? from machines to cartridges ? are engineered to get the best results for you. With an installation that is easy and without any mess, this cartridge is ideal for literally anyone, with high quality prints at your fingertips.