Filter/Regulator/Lubricator, Air Inlet Size 1/4 in, Air Inlet Type NPT, Maximum Flow Rate 24 scfm, Maximum Operating Pressure 250 psig, Filter Rating 5 micron, Filter Bowl Material Polycarbonate, Filter Bowl Capacity 1 oz, Lubricator Bowl Capacity 1 oz, Drain Type No Drain (Lubricator Bowl), Twist Drain (Filter Bowl), Overall Width 3 3/4 in, Series 14, Adjustment Mechanism Knob, Air Outlet Size 1/4 in, Air Outlet Type NPT, Body Material Zinc, Drain Included Yes, Drain Part Compatibility PS404P