1/8" Solid Cast Brass In Line Horizontal In Line Check Valve for Air Compressor

Brand new 1/8" Female NPT in-line air compressor check valve. This check valve features a 1/8" female NPT port in the bottom to go to an unloader valve if needed. This is a universal inline check valve with female NPT threads on each end. This valve prevents back flow or tank pressure from getting back into the air compressor pump once the compressor is shut off. The 1/8" unloader port on the bottom of the valve is used to relieve pressure from the pump once it has shut off, this port comes plugged in case you do not require it in your application. If you need to use this bottom port, simply remove the plug. Specifications: Valve Inlet Threads- 1/8" Female NPT (inside diameter measures about 3/8" inside diameter)Valve Outlet Threads- 1/8" Female NPT (inside diameter measures about 3/8" inside diameter)Bottom Port- 1/8" Female NPT (inside diameter measures about 3/8)Total Length of Valve: 1-3/4"There is an arrow on the valve that shows air flow direction for installation. Double check that you have this valve installed in the right direction before operating.  Improper installation can cause damage to compressor pumps.a