Description
The Bell & Gossett 118435LF is a 3 1/4″ Full Runner Impeller engineered as a genuine OEM replacement component for compatible Bell & Gossett hydronic circulator pumps. Designed to restore peak hydraulic efficiency, this full-diameter impeller ensures optimal flow rates and system pressure throughout your hydronic heating or cooling application.
Product Overview
Bell & Gossett is a trusted name in hydronic systems, and this impeller upholds that reputation with precision manufacturing and durable construction. The full runner design maximizes flow capacity and pump performance, making it the ideal choice for system maintenance and restoration.
Key Features
- Genuine Bell & Gossett OEM replacement impeller
- 3 1/4″ full runner diameter for maximum hydraulic efficiency
- Engineered for precise fit and performance in compatible B&G circulator pumps
- Restores original pump flow and pressure characteristics
- Durable construction for long service life in hydronic applications
- Ideal for hydronic heating and cooling system maintenance
Application
This impeller is designed for use in compatible Bell & Gossett circulator pump models. Always verify compatibility with your specific pump model and series before installation. Proper impeller sizing is critical to maintaining system efficiency and preventing premature wear.
Why Choose Genuine Bell & Gossett Parts?
Using genuine OEM components ensures your hydronic system operates at its designed specifications. Aftermarket substitutes may compromise pump performance, void warranties, and reduce system longevity. The Bell & Gossett 118435LF delivers the fit, form, and function your system demands.







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