The Pentair 350013 Lid O-Ring is a high-quality replacement seal designed for use with Pentair Challenger, Pinnacle, and WhisperFlo pool and spa pumps. Manufactured in the European Union, this O-ring ensures a secure and leak-free seal for the pump lid, maintaining optimal pump performance. Made from durable rubber, it offers excellent flexibility and resistance to wear, providing a long service life. The O-ring has an inside diameter of approximately 5-7/8 inches, an outside diameter of 6-3/8 inches, and a thickness of 0.275 inches. It is also compatible with Pentair IntelliFlo and EQ-Series commercial pumps.
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