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This blade is designed strictly for CCW rotation (counter-clockwise) when viewing from the discharge side (lead end of the motor)
This specific model is a standard 2-position unit
the Magnatrol G-series and S-type internal pilot designs are capable of operating from zero to maximum differential pressure
it does not require a C-wire for power
Armstrong Fluid Technology 871101-704 Ball Bearing 322838-753 This blade is designed strictlyThe 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