Armstrong Fluid Technology 871101-704 Ball Bearing 320819-301 Complete Hardware Set: Includes necessary

Complete Hardware Set: Includes necessary burner orifices and the regulator spring for precise manifold pressure adjustment

This part is commonly used in YK

this mechanism supports up to 40 Amps per pole and can handle motor loads up to 5 HP

System Stability: Maintains consistent head pressure to prevent system "cycling" and cooling capacity loss

The 1-3/8" sweat connection provides a more permanent

Armstrong Fluid Technology 871101-704 Ball Bearing 320819-301 Complete Hardware Set: Includes necessaryThe Armstrong Fluid Technology 871101 704 Outboard Ball Bearing is a high performance replacement pump bearing specifically engineered for Armstrong Series 4030 pumps with "M" style bearing assemblies. This industrial grade ball bearing is designed to support the mechanical integrity of Armstrong bearing frame assemblies, ensuring smooth shaft rotation and reduced friction in demanding HVAC and fluid flow environments. Featuring a 45mm 6309 2RS