The Grainger Approved 3-Position Toggle Valve is a 1/8" NPT brass valve with a chrome-plated brass handle. It has 3 positions for directing flow: left port to common port, right port to common port, and closed. It has a maximum pressure rating of 600 PSI and temperature rating of 250°F. This valve can be used for air, water, oil, or inert gas systems. It measures 2-1/2" long x 1-5/16" wide x 1-11/16" high.