By providing electrical isolation between dissimilar metals

the J999MYA-2 includes three tapped holes in each bracket to allow for precise vertical adjustment

Will this blade fit onto a 5/8" motor shaft

and hub projection

The Sporlan Controls 400503 Filter Drier

KMC Controls MEP-4003 Actuator Els PW 17895 By providing electrical isolation betweenThe KMC Controls MEP 4003 is a non spring return direct coupled actuator engineered for reliable tri state or floating point control of small dampers and valves in commercial HVAC systems. This 24VAC unit delivers a minimum 40 in lb torque, making it a standard choice for VAV terminal unit applications and zone control where precision is required without the need for a fail safe position. Unlike most models in the MEP 4000 series, the MEP 4003