The GRAYHILL part 39-101 is a reliable and durable push button switch designed for momentary contact applications. It features a single pole, single throw (SPST) configuration with a normally open circuit. The round plunger design makes it easy to actuate, while the solder lug terminals ensure a secure connection. With a rating of 0.5A at 220VAC, this switch is suitable for a variety of panel mounting applications where a momentary contact is needed. Trust GRAYHILL for high-quality, dependable components.