Vacuum Ejector Pressure Port Size 5/16 in Pressure Port Type Tube Vacuum Port Size 3/8 in Vacuum Port Type Tube Exhaust Port Size 3/8 in Exhaust Port Type Tube Includes Muffler Maximum Flow Rate 70 lpm Maximum Operating Temperature 60 Degrees C Maximum Supply Pressure 87 psi Overall Length 79 mm Overall Width 18.5 mm Series ZH