Compressed Air Filter Filter Type Coalescing Air Inlet Size 1/4 in Air Inlet Type NPT Maximum Flow Rate 21 cfm Maximum Operating Pressure 232 psi Maximum Operating Temperature 149 Degrees F Overall Width 3 in Overall Height 7 1/16 in Drain Included Yes Filter Bowl Material Aluminum Drain Type Automatic Series OIL-X Differential Pressure Indicator Included Yes Drain Part Compatibility P010AO Filter Efficiency 99.9999 Percent Filter Rating 0.01 micron For Fluid Type Compressed Air