The GRAYHILL part 51M30-01-3-03S is a high-quality and durable rotary switch. It features a compact design with a 30-degree indexing angle and a standard length PC terminal. This versatile switch is built to withstand demanding environments and is manufactured to the highest industry standards. With its reliable performance and easy installation, the GRAYHILL part 51M30-01-3-03S is an ideal choice for various applications in industries such as telecommunications, industrial automation, and transportation.