The 887 500 cfm rotary vane vacuum pump from National Vacuum Equipment is a makeover of the 866, and includes enhanced pressure capabilities and continuous-duty vacuum to 25 inches Hg. A positive function ballast check system turns on or off as vacuum level passes 18 inches Hg. It includes NVE vanes and an NVE oil pump for precision oil delivery. It can be packaged in a variety of ways to fit any installation and drive system. It includes an enhanced, efficient oil catch muffler and sound-deadening designs. 800/253-5500;; Booth #2401

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