1580 – 15 FRAME PLUNGER PUMP Home > Brands > CAT Pumps > Plunger Pumps > 1580 – 15 FRAME PLUNGER PUMP Posted on September 30, 2016October 17, 2016 by tugz Technical Specifications Max Flow: 12 Min Pressure: 100 Max Pressure: 3000 Inlet Port Size: 3/4″NPT(F) Discharge Port Size: 1/2″NPT(F) RPM: 1180 Drive Type(s): Belt Material: Brass (BB)