The PRECISION ELEC part RV4NAYSD252A is a high-quality potentiometer designed for precision control applications. This 2-watt potentiometer features a linear taper with a resistance of 2.5 kilohms and a tolerance of 10%. It is equipped with a 1/4" diameter slotted shaft that is 7/8" long, making it easy to install and adjust. With its robust construction and accurate performance, this potentiometer is an excellent choice for a wide range of industrial and electronic applications.