Pentair Diffuser O-Ring 3/16" x 4-7/8" | EQ Series Pump | 350037Z C8380 Replacing this kit restores correct

Replacing this kit restores correct venting function and sealing integrity to the filter's air relief point

you can be certain there’s enough disinfectant to keep the water clean

Brand Equipment Line Model / Part Number Notes Pentair (formerly Kreepy Krauly) Kreepy Krauly Great White Suction Side Cleaner GREAT WHITE Kreepy Krauly Great White Cleaner replacement part Pentair Pentair Dorado — Dorado Series DORADO Dorado replacement parts section Compatibility is based on Pentair parts documentation and available OEM records

Do not pour Power Blue Scale Off into your pool (minor dripping is acceptable)

Tests for: Salinity

Pentair Diffuser O-Ring 3/16" x 4-7/8" | EQ Series Pump | 350037Z C8380 Replacing this kit restores correctThe Pentair 350037 is the OEM replacement diffuser O ring for the EQ Series Commercial Plastic Pump, sized 3 16" x 4 7 8". IMPORTANT: LUBRICATION REQUIRED SOLD SEPARATELY Always lubricate this O ring with a silicone based lubricant before installation. We carry the Pentair R172351 Lifeguard Silicone Lubricant the OEM matched product for Pentair equipment. This O ring seals the diffuser assembly within the EQ Series pump, preventing bypass of water