Nu-Calgon Vacuum Pump Oil is a quality blend of high-grade lubricants, providing for oil that performs at the deepest vacuum. It lubricates to minimize wear and provide surface protection, and its high viscosity index assures adequate lubrication at high and low pressures. In addition, its broad package line guarantees the right package size for all levels of service activity, from the service professional handling only an occasional evacuation to the one conducting several every day.