Compressed Air Lubricator Lubricator Type Micro Mist Lubricator Bowl Material Metal with Sight Glass Air Inlet Size 1 1/2 in Air Inlet Type NPT Maximum Flow Rate 275 cfm Maximum Operating Pressure 250 psi Maximum Operating Temperature 175 Degrees F Adjustment Mechanism Screwdriver Body Material Aluminum Overall Width 4 1/2 in Series Heavy Duty Sight Dome Included Yes Sight Gauge Included Yes Adjustment Mechanism Material PE Air Flow Direction Left to Right Air Inlet Gender Female