
Hayward
Hayward 439-251 BUSHING, RDCR 2”MPT X 1 1/2”FPT
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Part Number
439-251
Guaranteed to Fit These Models (1)
Details
The BUSHING, RDCR 2”MPT X 1 1/2”FPT for your Hayward Super II Pump SP3000 Series is designed to transition plumbing connections between your pump and your pool's plumbing system. It allows for a secure and watertight seal between two different pipe sizes, typically a larger inlet and a smaller outlet or vice-versa, ensuring optimal water flow and pressure. As a plastic component exposed to constant water circulation, pool chemicals, and fluctuating temperatures, this bushing is susceptible to degradation over time. It can develop hairline cracks, become warped, or lose its sealing integrity, often exacerbated by overtightening during installation or removal.
Failure to replace a damaged or leaking bushing can lead to significant issues. The most common symptom is a water leak, which not only wastes water but can also damage the pump motor and surrounding equipment if left unaddressed. A compromised seal can also result in a loss of prime or reduced water pressure, impacting your pool's filtration efficiency and potentially causing the pump to run dry, leading to costly motor damage. Ignoring these symptoms can escalate a minor repair into a major system failure, necessitating the replacement of more expensive components.
Specifications
- SKU / Part Number
- 439-251
- Brand
- Hayward
- Primary Model
- SP3000
- Diagram Position
- 26
- Compatible Models
- 1
Parts Diagram
Exploded View · 100%Tap a number for details
Position #26 on the full SP3000 exploded diagram.
View Full Diagram →Common Signs You Need This Part
- Leak at pump connection, Loss of prime, Reduced water flow, Visible cracks on bushing
Pro Tip
When replacing the bushing, ensure you use the correct thread sealant (like Teflon tape or pipe dope) on the male threads, but avoid overtightening, which can crack the plastic fitting. Always turn off power to the pump before attempting any maintenance.



