National Oilwell Varco Datasheets for Positive Displacement Pumps

Positive displacement pumps use a mechanical force such as gears, bladders, pistons, plungers or diaphragms to push liquid through and out of the pump.
Positive Displacement Pumps: Learn more

Product Name Notes
Mud Pumps Our broad range of mud-pumping systems is specifically equipped to meet almost any customer need. We offer not only time-tested, high-pressure mud-pumping systems, but we are also on...
Progressing Cavity Pump Systems Our Progressing Cavity Pumping (PCP) Systems are designed for use in both oil production and dewatering applications where the economics of production demand efficiency, reliability and...