Restore a factory-quality seal on your Pentair 4000 series filter with the Aladdin O-333 Replacement Tank O-Ring. Fabricated from premium-grade compounds, this gasket is built to handle sustained pressure and aggressive chemical environments without losing its shape or sealing ability. For best results, apply a thin coat of silicone lubricant during installation to ensure a snug, gap-free fit. Matched to OEM dimensions, a single O-Ring is all you need for a complete, lasting replacement that keeps your filtration system performing at its best.

Key Benefits

• Premium-Grade Fabrication: Built from high-performance compounds that resist tearing, compression set, and chemical attack, delivering season-after-season reliability under demanding filter conditions.
• Effortless Replacement: One O-Ring is all it takes. Apply silicone lubricant during installation for a gap-free seat that minimizes the chance of drips or pressure loss.
• OEM Dimensional Accuracy: Matched precisely to original equipment measurements, this tank O-Ring guarantees consistent, factory-level performance from the moment it is installed.

Compatibility

• Pentair SMBW 4000 Series DE Filters: 4036, 4048, 4060

Specifications

• Brand: Aladdin
• Part Number: O-333

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