Hayward O-Ring Set 3PK – for Pro, Super Star-Clear & Micro-Clear Filters | DEX2400Z3A

Hayward O-Ring Set 3PK – Relief Valve Stem Seal for Pro, Super Star-Clear & Micro-Clear Filters | DEX2400Z3A 

Hayward DEX2400Z3A O-ring kit. Fits Pro Series sand filters, Super Star-Clear and Micro-Clear D.E./cartridge filters. Includes 3-piece relief valve stem seal.

• Set of Three Relief Valve Stem O-Rings – Includes 2 identical and 1 smaller O-ring for proper valve sealing.

• Compatible with Multiple Hayward Models – Works with Micro-Clear Permaglass DE filters, Pro Series Plus sand filters (S311SC/S311SXV/S360SX), Super Star-Clear Cartridges (C2000–C5000), and standard Pro Series sand filters.

• Pre-Molded OEM Quality Seals – Designed to replace worn relief valve seals for leak-free operation.

• Heat and Chemical Resistant Rubber – Built to withstand pool environments, chemicals, and temperature changes.

• Essential Maintenance Part – Prevents pressure leaks around air relief valves and helps maintain efficient filtration.

The Hayward DEX2400Z3A O-ring Set contains a relief valve stem seal kit (3 pieces) critical for maintaining a tight seal in Pro Series, Super Star-Clear, and Micro-Clear filters. These filters include models like S311SC, S311SXV, S360SX, C2000–C5000 cartridges, and Micro-Clear vertical grid DE systems. Each kit delivers precise OEM-fit rings engineered to stop air or water leaks around the relief valve, preserving system pressure and filtration performance. Constructed from durable, chemical-resistant rubber, the O-rings resist chlorine, heat, and UV exposure, making them a dependable, maintenance-friendly part to replace annually or during pump servicing.

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