The Hayward SPX0735GA O-Ring Teflon Shaft Seal is an essential component for the effective and leak-free operation of HVAC equipment, particularly swimming pool and spa systems. In pool pumps and related equipment, an O-Ring acts as a sealing device to keep water from escaping around the revolving shaft. Superior resistance to heat, chemicals, and wear is provided by the O-Ring, which... https://www.usapoolshop.com/spx0735ga-hayward-o-ring-teflon-shaft-seal