![background image](https://i.inkjetdoc.com/HP Deskjet 955c Printer/en/HP Deskjet 955c Printer_en065.png)
print cartridge part numbers
When replacing print cartridges for your HP Deskjet 9xx series printer, buy
print cartridges with the following part numbers:
•
Black:
HP 516
45
Series or HP No. 45
•
Tri-Color:
HP C65
78
Series or HP No. 78
![background image](https://i.inkjetdoc.com/HP Deskjet 955c Printer/en/HP Deskjet 955c Printer_en066.png)
64
print cartridge part numbers
When replacing print cartridges for your HP Deskjet 9xx series printer, buy
print cartridges with the following part numbers:
•
Black:
HP 516
45
Series or HP No. 45
•
Tri-Color:
HP C65
78
Series or HP No. 78
64