Description
Replacement Tailpiece Union O-Ring for Jandy ePump & Stealth Pumps
Stop leaks at your pump connections with this high-quality replacement O-ring for Jandy R0446400. This O-ring is specifically designed for the large tailpiece unions found on Jandy’s high-performance pumps, ensuring a vacuum-tight seal that prevents air from entering your filtration system.
Key Features:
- Direct Replacement: Fits Jandy part number R0446400 perfectly.
- Broad Compatibility: Engineered for use with Jandy ePump (JEP series) and Jandy Stealth (SHPF and SHPM models) pumps.
- Durable Material: Made from high-grade, chemical-resistant EPDM rubber to withstand heat and pool chemicals without becoming brittle.
- Vital for Priming: A worn union O-ring is a leading cause of air bubbles in the pump basket; replacing it restores proper suction and priming speed.
Technical Specifications:
- OEM Part Number Cross-Reference: R0446400
- Location: Pump Intake and Discharge Union Tailpieces
- Compatibility: Jandy ePump, Stealth, plus some Waterfall and PlusHP models using 2″ x 2.5″ unions.









