This Tube Assembly, Stainless Steel 25flr 1.25x2.44 is a genuine Bunn OEM replacement part. Part number 00310.0002 is used for certain commercial coffee equipment made by BUNN. This part will help repair specific issues you are having with Bunnomatic model CWTF, CWTFTS, CWTWIN, DUAL, DUALTF, OT, RL, RT, RTF, SINGLE, SINGLESH, TU3Q , Coffee Brewers. Replace this part if BUNN or a service technician has instructed you to do so. Over time Tubes for Bunn CWTF, CWTFTS, CWTWIN, DUAL, DUALTF, OT, RL, RT, RTF, SINGLE, SINGLESH, TU3Q , Coffee Brewers may need to be replaced because of normal wear and tear or if damage has occurred to the existing part. When replacing BUNN part #00310.0002 it is suggested that no power or water is connected to the machine and you are working in clean and non hazardous environment. Please be sure Tube Assembly, Stainless Steel 25flr 1.25x2.44 fits your specific needs.