Features: 1.Fitment: Oil water seperator sensor is replacement for Komatsu PC200 210?8 PC300?8 PC350?8, which is made according to the prototype model. 2.OE Number: Oil water seperator sensor replace part number is 600 311 3721, 600 311 3722. Please make sure the number matches the part you are replacing. 3.Main Function: The sensor is mainly used to remove water from diesel fuel to reduce injector failure and prolong the life of the engine. 4.Working Principle: The principle is mainly based on the density difference between water and fuel, using the principle of gravity sedimentation to remove impurities and water. 5.Durable Construction: The sensor is made of ABS material, which is hardness, highly impact and scratch resistant, sturdy and moisture resistant. Specification: Item Type: Oil Water Seperator Sensor Material: ABS OE Number: 600 311 3721, 600 311 3722 Application: Replacement for Komatsu PC200 210?8 PC300?8 PC350?8 PackageList: 1 x Sensor Note: 1.Please double check the part number of your item, matching information is for reference only. 2.If you are unsure of the item, please contact us before buying to avoid unnecessary return, thanks!