Description
The Bell & Gossett 189172LF is a 3.8″ Full Runner Impeller designed as a precision OEM replacement component for Bell & Gossett circulator and hydronic pump assemblies. Engineered to restore optimal hydraulic performance, this full runner impeller maintains proper flow rates and system efficiency in hydronic heating and cooling applications.
Product Overview
Bell & Gossett is a trusted name in hydronic systems, and the 189172LF impeller upholds that legacy. The full runner design maximizes hydraulic efficiency by utilizing the complete impeller diameter, ensuring consistent water flow and pressure delivery throughout the system. This impeller is a direct replacement part, making it ideal for service technicians and mechanical contractors performing pump maintenance or repair.
Key Features
- 3.8″ full runner impeller diameter for optimized hydraulic performance
- OEM Bell & Gossett replacement part — SKU 189172LF
- Full runner design delivers maximum flow efficiency
- Engineered for precise fit and compatibility with Bell & Gossett pump assemblies
- Ideal for hydronic heating and cooling system maintenance
- Durable construction for long service life in continuous-duty applications
Applications
- Hydronic heating systems
- Chilled water cooling systems
- Commercial and residential circulator pump repair
- Bell & Gossett pump assembly maintenance and overhaul
Why Choose Bell & Gossett?
Bell & Gossett has been a leading manufacturer of pumps, heat exchangers, and hydronic system components for over a century. Using genuine Bell & Gossett replacement parts like the 189172LF ensures compatibility, reliability, and system longevity — protecting your investment and minimizing downtime.







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