The Pentair Mechanical Shaft Seal is a durable replacement part designed to prevent water leakage in Pentair pool pumps. Made from high-quality Buna and graphitic plastic, it ensures long-lasting performance and protects your pump's motor shaft.

Compatible with models like Challenger, Pinnacle, SuperFlo, SuperMax, OptiFlo, and Dynamo, this OEM seal is easy to install and matches the US Seal PS-200. Ideal for routine maintenance or repairs, it helps keep your pool system running efficiently.