Pentair Adapter Fitting | System 3 & System:2 Modular D.E. Filters | 24900-0509Z Swim Vests The vacuum tube assembly channels

The vacuum tube assembly channels suction through the Racer cleaner's internal drive system

The Pentair Volute O-Ring (352626) is the OEM replacement volute O-ring for the Pentair Hydropump swimming pool pump

2 in slip with 1-1/2 in slip reducers

Pro Tip: Replacing all four cartridges at once is the recommended practice — mismatched cartridge ages create uneven flow resistance across the manifold

The diffuser channels pressurized water exiting the impeller into the pump's discharge port

Pentair Adapter Fitting | System 3 & System:2 Modular D.E. Filters | 24900-0509Z Swim Vests The vacuum tube assembly channelsThe Pentair Adapter Fitting (24900 0509Z) is the OEM replacement adapter fitting for Pentair (formerly Sta Rite) System 3 and System: 2 Modular D. E. Filters. If your filter's fitting is cracked, stripped, or leaking at the base, this is the direct replacement. IMPORTANT: MODEL DATE RESTRICTION SYSTEM: 2 PLD SERIES This fitting is confirmed for System: 2 Modular D. E. Filter models PLD50 and PLD70 manufactured prior to October 2003 only. If your PLD50