225-7650: Carrier Roller Assembly | Cat® Parts Store
Amazon.com: Replacement Parts for Printer - and Thermal Printer Roller TDP225 TDP-225W Roller Pressure Paper Shaft Paper Feed Shaft TDP-225 : Office Products
SKF, CYLINDRICAL ROLLER BEARING, NU 321 ECJ, 105 X 225 X 49 MM, MAX RPM 3800 : IRONTIME SALES INC.