Waterway Plastics 310-4020 Impeller - HiFlo Pump 3 HP

What This Part Is Used For
The Waterway Plastics 310-4020 impeller is used in HiFlo pool and spa pumps equipped with 3 horsepower motors. It provides the hydraulic force needed for high-capacity circulation systems. This impeller is designed to work specifically with the HiFlo wet end geometry. It is replaced during major pump service or rebuilds.

Why This Part Matters
High horsepower pumps are especially sensitive to impeller mismatch or wear. A failing impeller can cause cavitation, noise, or motor overload. Installing the correct OEM impeller restores safe and efficient operation. This helps protect both the pump and downstream equipment.

Key Features and Specifications

• Manufacturer part number 310-4020
• Pump impeller for HiFlo series
• Designed for 3 horsepower motors
• Supports high-flow pump applications
• Matched to HiFlo wet end design
• OEM Waterway Plastics replacement part
• Used in pool and spa circulation systems

Installation and Fitment Guidance
The impeller installs directly onto the motor shaft during pump disassembly. Installers ensure proper seating and alignment. Seal inspection is recommended at the same time. Confirm by manufacturer part number before ordering.

About the Waterway Plastics Brand
Waterway Plastics is known for manufacturing high-performance pump components. Their impellers are engineered for demanding applications. OEM fitment ensures hydraulic stability. Professionals rely on Waterway for consistent quality.

Common Service Context
This impeller is encountered during service of high-capacity HiFlo pumps. Technicians replace it when diagnosing flow loss or vibration. It is often serviced alongside bearings and seals.