Features: 1.OE Number: The referencing OE number of this oil temperature pressure sensor is 4921477, which is molded and designed depend on the original data. 2.Fitment: The oil pressure temperature sensor switch is a replacement for Cummins QSM ISM Engine, please check the model before ordering. 3.Function: This sensor switch is used to detect the temperature of the engine oil pressure, and transmit information to the engine when the temperature is too high or too low. 4.Practical: This temperature sensor switch has the characteristics of high sensitivity, high accuracy, fast response, fast conduction, and strong practicability. 5.Easy to Install: Stringently manufactured to meet the original standard, perfect replacement for the old or broken one, improving the time efficiency. Specification: Item Type: Oil Temperature Pressure Sensor OE Number: 4921477 Material: ABS, copper Fitment: Replacement for Cummins QSM ISM Engine Note: Please double check the part number of your item, matching information is for reference only. If you are unsure of the item, please contact us before buying to avoid unnecessary return, thanks!