Marketing InformationBell & Gossett series 60 circulating maintenance-free in-line mounted pump is available in pipe sizes from 1 - 3 in and motor sizes from 1/4 - 3 hp at 1750 rev/min. Available in bronze-fitted and all-bronze construction. Flows to 200 gpm and heads to 55 ft. The series 60 is a maintenance-free pump and motor design. This design provides a worry-free, install-and-forget operation. The design incorporates the patented XL-11 precision-crafted bearing system. Advanced fluid passage design and a permanently lubricated motor provide effective and quiet operation. The hydraulically balanced impeller and resilient motor also help provide smooth, quiet operation.