350013 350013Z O-318 Pump Lid O-Ring Replacement for Pentair IntelliFlo WhisperFlo Challenger Pinnacle and IntelliPro Pool Pumps, Premium Nitrile Rubber Seal Gasket(4 Pack)

["Fit For: 350013 Lid O-Ring replacement for part numbers 350013, 350013Z, O-318, 352600, and 355332. Designed for compatible Pentair pool and spa pump trap lids","Compatible With: Pentair IntelliFlo, IntelliFlo VSF, IntelliFlo VS+SVRS, IntelliFlo i1, IntelliFlo i2, IntelliFlo 2 VST, IntelliPro VS+SVRS, WhisperFlo, Challenger, Pinnacle, EQ Series, WaterFall, and other compatible pool and spa pumps","Premium Material: Made of premium nitrile rubber (NBR), with good flexibility, wear resistance, and durability for routine pool pump maintenance","Size: Approximate O-Ring dimensions are 5.75\" inside diameter, 6.3\" outside diameter, and 0.28\" thickness. Please check your original part number and size before ordering","Package Includes: 4 replacement 350013 pump lid O-rings, suitable for routine maintenance, seasonal servicing, and keeping spare seals available when needed"]