CMP 21063-160-000 Hi-Temp Self-Sealing Union – 1½″ MIP × 2″ Socket
The CMP 21063-160-000 is a high-temperature plumbing union designed for pool and spa equipment connections. It adapts a 1½″ male threaded inlet to a 2″ socket outlet and provides a service-friendly union connection that allows equipment removal without cutting plumbing.
Key Features
- 1½″ male threaded (MIP) inlet and 2″ socket (slip) outlet for transitioning between equipment ports and standard plumbing.
- High-temperature construction suitable for pumps, heaters and filtration systems.
- Self-sealing union design with gasketed seal—reduces need for thread sealant.
- Union nut allows quick removal of equipment for service or replacement.
Technical Specifications
- Part Number: 21063-160-000
- Connection Type: 1½″ MIP × 2″ socket
- Material: High-temperature CPVC-style body with sealing gasket
- Application: Pump, heater, and filter plumbing connections requiring a serviceable high-temp union
Installation & Compatibility Notes
Before installation, shut off system flow and relieve pressure. Hand-thread the union onto the 1½″ male equipment port, ensuring the gasket sits properly in the sealing face. Solvent-weld the 2″ socket side to the plumbing line, align the union and tighten the union nut until the gasket seals. Avoid overtightening. Restore flow and confirm a leak-free connection.
Maintenance Tips
- Inspect the union and gasket during seasonal service for cracking, deformation or chemical wear.
- If equipment is frequently removed, verify alignment of the tailpiece to prevent strain or leaking.
- Replace the union if the gasket no longer seals or if the body shows heat-related distortion.
Why Choose This Union?
The CMP 21063-160-000 provides a reliable, high-temperature connection point for pumps, heaters and filtration systems. Its self-sealing design and serviceable union nut make equipment maintenance simpler, faster and cleaner.
