Brand: NITRA Item: Filter Includes: Replaceable 0.3 micron filter element and mounting bracket For Use With: Ax-44 series air prep components Filter Type: Coalescing oil removal Working Fluid: Air or inert gas Inlet Port: 1/2in female NPT Outlet Port: 1/2in female NPT Bowl Material: Polycarbonate Drain Type: Automatic Bowl Guard: Yes Sight Gauge: No NITRA pneumatic filter, coalescing, 1/2in female NPT inlet(s), 1/2in female NPT outlet(s), automatic drain, polycarbonate bowl, metal bowl guard. For use with Ax-44 series air prep components.