A.Y. McDonald Mfg. Co. offers the 8600SW convertible centrifugal pump, which is intended for shallow wells, lakes, streams or booster systems. The pump is self-priming under normal conditions, and is said to require no maintenance. It features a 5⁄8-inch mechanical seal, square-flange construction, a zinc-plated plug, and cast iron pump body. This pump offers capacities to 65 gpm, and the impeller is available in engineered polycarbonate thermoplastic.

A.Y. McDonald Mfg. Co., Card No. 203