Pentair Lid O-Ring #2-357 | SuperFlo, SuperMax & OptiFlo Pumps | 357255Z Drains Verify fitment before ordering Pentair

Verify fitment before ordering Pentair IntelliFlo 2 VST Pump INTELLIFLO 2 VST Not shown in diagram

Do not attempt to replace pool light components without proper certification

Lens Gasket (79108500Z) is the OEM replacement gasket for the SpaBrite underwater pool light

The Pentair Quad 100 D

Replacing it restores the seal and returns the filter to full operating pressure

Pentair Lid O-Ring #2-357 | SuperFlo, SuperMax & OptiFlo Pumps | 357255Z Drains Verify fitment before ordering PentairThe Pentair Lid O Ring #2 357 (357255Z) is the OEM replacement strainer lid seal for Pentair SuperFlo, SuperMax, and OptiFlo pump families, including variable speed models. This O ring seats between the strainer pot body and the clear lid, creating the airtight, watertight seal that keeps the pump primed and prevents air from entering the suction side of the system. When this seal degrades through UV exposure, chemical wear, or compression set the