Armstrong Fluid Technology 816302-319K Impeller Kit

The Armstrong Fluid Technology 816302-319K Impeller Kit is a high-performance HVAC pump repair kit designed to restore hydraulic efficiency in commercial circulator pumps. This comprehensive OEM replacement part includes a 5-inch Noryl impeller, a mechanical seal, a casing gasket (O-ring), and all necessary hardware for a complete rebuild. Engineered for precision, the non-ferrous, corrosion-resistant impeller ensures optimal fluid movement and pressure generation, making it a critical component for hydronic heating systems. By replacing worn internal components with this genuine Armstrong pump part, facility managers can significantly improve flow rates and reduce operational noise. This specific 5-inch impeller kit is built to exact manufacturer tolerances for seamless integration with H-Series pump model H-51 and 1050-Series pump sizes 1B and 1.25B. Utilizing this kit prevents air leakage and cavitation while extending the service life of your centrifugal pump in demanding heating and cooling environments.

• Complete Restoration: Includes the 5" Noryl impeller, mechanical seal, and gaskets required to stop leaks and restore factory flow levels.
• Broad Compatibility: Engineered specifically for Armstrong H-51, 1050-1, 1050-1.25 models, and Bell & Gossett 60-11 circulators.
• Superior Durability: The non-ferrous, high-quality material resists mineral buildup and corrosion in closed-loop systems.
• Hydraulic Efficiency: Resets the pump's ability to create pressure, ensuring even heat distribution throughout the HVAC circuit.

Common Questions

What is included in the 816302-319K kit?
This kit contains one 5" Noryl impeller, a high-quality mechanical seal, a casing gasket, a lockwasher, and an impeller nut to allow for a full hydraulic overhaul.

Will this impeller fit a Bell & Gossett pump?
Yes, this 816302-319K kit is a direct cross-reference and replacement for the Bell & Gossett 186360 used in Series 60-11 circulators.

When should I replace my pump impeller?
Typical indicators for replacement include a noticeable drop in system pressure, increased operational noise or vibration, or visible erosion on the impeller vanes during routine maintenance.

Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.

This item is not eligible for free shipping.