The Pneumatically Actuated Two-Way Ball Valve by ASCO is a 1/4 inch NPT brass ball valve with a stainless steel ball and stem. It has a two-way normally closed operation and is actuated by air pressure. The valve has a maximum pressure rating of 300 psi and temperature range of -20 to 180 degrees Fahrenheit. This valve can be used for on/off control in fluid and air applications. The valve body, ball, and stem are made of durable materials for long service life.