Description
Waterway 400-5990 2.5-Inch Union Assembly for Spa Pump
The Waterway 400-5990 2.5-Inch Union Assembly is a purpose-built spa pump connector designed for reliable, leak-free service and easy maintenance. It combines a 2-1/2" union nut with a 2" slip tailpiece and an O-ring to deliver a secure, service-friendly connection for hot tubs and spas. Built by Waterway, a trusted name in spa plumbing, this assembly simplifies pump replacement and routine servicing.
List of Features
- 2-1/2" union Nut with a 2" slip tailpiece provides a precise, standard fit for common spa plumbing.
- Includes an O-ring to deliver a tight, watertight seal that resists leaks during operation.
- Designed for quick pump removal, reducing downtime when servicing or replacing your spa pump.
- Waterway-grade construction delivers durable, reliable long-term service life.
- Effortless installation with standard tools and straightforward alignment to existing unions.
- Perfect replacement part for Waterway 400-5990 systems and compatible spa unions in hot tubs.
Final Thoughts
With a precise fit, dependable seal, and service-friendly design, this union assembly keeps your spa running smoothly and leaks under control. Ready for DIY repairs or professional installation, it’s a smart upgrade for any Waterway spa system. Add to cart now to secure easier maintenance and reliable performance.











