U.S. Seal PS-3868 3/4" Viton Pool Pump Shaft Seal (APCPS3868)

Ensure reliable, leak-free operation for your pool and spa pump with the U.S. Seal PS-3868 3/4-inch Viton Pool Pump Shaft Seal (APCPS3868). Engineered for heavy-duty commercial and residential applications, this premium replacement seal provides exceptional chemical, saltwater, and ozone resistance to extend equipment life.

🚩 PRO TIP: When replacing a pump shaft seal, always inspect the motor shaft for scoring or corrosion and replace the impeller gasket or diffuser o-ring at the same time to ensure a complete, watertight seal.

PRODUCT FEATURES & SPECIFICATIONS

• Brand: U.S. Seal Manufacturing
• MPN: PS-3868 (APCPS3868)
• Type: Pool and Spa Pump Shaft Seal
• Shaft Size: 3/4 inch
• Material: Viton synthetic rubber elastomer, carbon graphite, and stainless steel
• Compatibility: Saltwater and ozone systems; replaces PS-201, Advance 6C201, and American 395005

FREQUENTLY ASKED QUESTIONS

How do I know if my pool pump shaft seal needs replacement?
The most common sign of a failing shaft seal is water leaking from the bottom of the pump motor near the wet end, often leaving puddles or calcium deposits around the motor bracket.

Is this seal compatible with salt water and ozone pools?
Yes, the PS-3868 features premium Viton elastomer construction specifically formulated to withstand the harsh oxidizing conditions of salt water sanitizers and ozone injection systems.

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