ADVANCED PROCESS - This sump filter is made of premium materials for high hardness, compact size, corrosion resistance and long service life. KEY APPLICATION FEATURES - This air compressor filter stops oil, water and debris from passing through air tools, which can damage the tool itself and affect operation. It can be installed in even the most complex systems and layouts. EASY TO OPERATE - This air compressor water separator is very compatible with any air compressor and air tool, providing a convenient and cost-effective solution. Detailed Specifications - Working Pressure: 150 PSI Diameter: Approx. 38mm/1.5" Length: 90mm/3.5" Air Inlet: 1/4" NPT MULTIPLE APPLICATIONS - This water separator is widely used in paint gun sandblasters, spray guns, plasma cutters, nail guns and air compressors for use with spray guns, air tools and hoses.