Chief Gear Pumps/Motors: 0.258 CID, Rated GPM: 2, Rotation. Equipped with bi-directional check valves, the CBS series product features small displacement, high pressure, its axial clearance is compensated automatically by the floating side plates. Its standard mounting 4 bolt mounting flange dimensions and ???‚…?‚… diameter shaft enable it to adapt into a good market share for the US and European countries. All feature aluminum body with cast iron flange construction, case drain, Viton shaft seal and outboard bearing. (Available displacements range .065 to.517cu.in/rev). Similar to MTE ?‚£D?‚ series and Sauer-Danfoss Webster YB series.