SYS3 ORING .139 X 1.609

The O-Ring for Pentair System 3 Filter -- 0.139-Inch x 1.609-Inch (35505-1429) is a replacement o-ring with 0.139-inch cross section and 1.609-inch inside diameter for the Pentair System 3 modular pool filter. Slightly smaller than the 35505-1428, this o-ring seals a different internal connection point within the System 3 filter assembly. Replace during filter service or when leaks are detected at this o-ring location. Buna-N rubber compound. Compatible with Pentair System 3 modular filter series.

SKU: 35505-1429