Compressed Air Lubricator Lubricator Type Micro Mist Lubricator Bowl Material Zinc Air Inlet Size 3/4 in Air Inlet Type NPT Maximum Flow Rate 90 cfm Maximum Operating Pressure 250 psi Maximum Operating Temperature 175 Degrees F Adjustment Mechanism Knob Body Material Zinc Overall Width 3 1/4 in Series 17L Sight Dome Included Yes Sight Gauge Included Yes Air Outlet Size 3/4 in Air Outlet Type NPT Drain Included Yes Drain Part Compatibility PS829P Drain Type Manual