Description
Bell & Gossett P57451 — 6 1/2″ Full Runner Impeller
The Bell & Gossett P57451 is a genuine OEM 6 1/2″ full runner impeller engineered for use in Bell & Gossett hydronic circulating pumps. Designed to restore or maintain peak hydraulic performance, this full runner impeller delivers maximum flow capacity and efficiency within its compatible pump series. Choosing an authentic Bell & Gossett replacement ensures proper fit, balanced rotation, and long service life — critical factors in maintaining reliable hydronic heating and cooling systems.
Key Features
- Genuine Bell & Gossett OEM replacement impeller
- 6 1/2″ full runner diameter for maximum pump flow capacity
- Precision-engineered for accurate fit and balanced operation
- Restores original pump performance in compatible B&G pump models
- Durable construction suited for hydronic heating and cooling applications
- Direct replacement to minimize downtime during pump servicing
Application
This impeller is intended for use in Bell & Gossett hydronic circulating pumps that accept a 6 1/2″ full runner impeller. Always verify compatibility with your specific pump model and series prior to installation. Consult the Bell & Gossett pump documentation or your distributor for model cross-reference information.
Why Choose Genuine Bell & Gossett Parts?
Bell & Gossett, an Xylem brand, is a trusted leader in hydronic pump technology. Using genuine OEM components like the P57451 impeller ensures that your pump system continues to meet its original design specifications — protecting your investment and maintaining system efficiency.







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