Ametek T-750, Pneumatic Vacuum Calibration Pump, As-IsCondition:* Used Surplus. Sold as-is For Parts/Not Working.Additional Notes:* A vent valve is provided for quick and positive shut-off and pressure release with 0.25 inch NPT connector for connecting to the instrument under test* Operating Pressure (max): -0.850 bar (25 inHg)* Test Medium: AirAmetekT-750