3DX29GSI – 3DX DIRECT DRIVE PLUNGER PUMPS Home > Brands > CAT Pumps > Plunger Pumps > 3DX29GSI – 3DX DIRECT DRIVE PLUNGER PUMPS Posted on September 29, 2016October 17, 2016 by tugz Technical Specifications Max Flow: 2.9 Min Pressure: 2500 Max Pressure: 2500 Inlet Port Size: 3/8″ NPT Discharge Port Size: 3/8″ NPT RPM: 3450 Drive Type(s): Direct Material: N/A