The Campbell Hausfeld 1 stage cast iron compressor pump (TQ3010) is compatible with both the CE4XXX or TQ3XXX models. The cast iron cylinders deliver durability while the pump provides the air flow of a 2 stage compressor for the cost of a 1 stage. The Drivetrain utilizes automotive style pistons, a ductile iron crankshaft and heavy-duty ball bearings for years of reliable service. Additionally, the advanced valve plate design uses stainless steel reed valves and Viton O-ring seals to provide troublefree performance. Pump boasts a maxmimum CFM of 14.4, maximum PSI of 140 and a maximum speed RPM of 1000. Finish your projects faster & easier with Campbell Hausfeld – the air power expert.