ensuring precise actuator-to-valve coupling

What is the maximum shaft size for this direct-coupled unit

Multi-Refrigerant Rating: Suitable for use with Ammonia (R-717)

Does this idler include the mounting hardware

Johnson Controls VG7842PT Valve 319825-402 ensuring precise actuator-to-valve couplingThe Johnson Controls VG7842PT is a professional grade 1 1 4" NPT globe valve engineered specifically for high demand mixing applications within commercial HVAC systems. This 3 way mixing valve features a robust cast bronze body and high performance brass trim, ensuring structural integrity in systems utilizing hot water, chilled water, or 38 psig saturated steam. Designed with a linear flow characteristic and a rated 18. 5 Cv, the VG7842PT provides