Description
The Swimables SW-26-531 Spring Barrel Nut is a precision-engineered direct substitute for Pentair part 53108900, compatible with Clear and Clear, Quad DE, and FNS Plus filter models. This vital fastener anchors the internal spring barrel assembly in place, maintaining uniform pressure distribution within the filter tank to avert leaks and ensure safe, consistent operation. Built from materials that resist the corrosive effects of both chlorinated and saltwater pool systems, this component stands up to years of demanding service. The SW-26-531 ships as a complete hardware kit with the spring, bolt, and washers needed for a fast, secure replacement.
