PZ Mud Pump,mud pump,triplex mud pump Standard FeaturesNodular iron power frame, eccentric, connection rods, and crossheadsDouble-row-spherical roller bearnings carry eccentricDouble extended Jackshaft carried on heavy-duty straight roller bearingsDual roller bearing connecting rodHeat-treated alloy steel main gears are bolted to the eccentricReplaceable bronze crosshead slidesFull splash ...