Cab Control Valve Sealco
Commonly used as dash valve inside tractor or truck. Automatically shuts-off when inlet pressure drops below indicated psi. Knob = 13-Y Inlet Port (NPT) = 1/4'' Outlet Port (NPT) = 1/4'' Exhaust Port (NPT) = 1/8'' Shut Off Pressure = 30 +/- 5