This Check Valve,Stainless Steel 38 Barb W/Vit is a genuine Bunn OEM replacement part. Part number 40071.0001 is used for certain commercial coffee equipment made by BUNN. This part will help repair specific issues you are having with Bunnomatic model ICB, TCD1, Coffee Brewers. Replace this part if BUNN or a service technician has instructed you to do so. Over time Valves for Bunn ICB, TCD1, 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 #40071.0001 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 Check Valve,Stainless Steel 38 Barb W/Vit fits your specific needs.