Reman.
27 (C8727A) Black Cartridge compatible with:
DeskJet 3320, 3325, 3420, 3425, 3520, 3535, 3550, 3650, 3740, 3745, 3747, 3843, 3845, 5650, 5850
OfficeJet 4310, 4315, 4350, 5600, 5605, 5608, 5610
PSC 1310, 1311
The use of compatible supplies does not void your printer warranty.