MettleAir AC5000-N06 Filter/Regulator/Lubricator with Gauge, 5000 L/minute, 3/4" NPT (Pack of 10) Model: AC5000-N06 Ports: 3/4" NPT Gauge Port: 1/4" NPT Flow Rate: 5000/L min (158.92 SCFM) Assembly: AF5000 (Filter)/ AR5000 (Regulator)/ AL5000 (Lubricator)