WOODWARD PGA A8557-596 GOVERNOR

The Woodward PGA A8557-596 is a hydraulic-mechanical governor designed for precise speed control in industrial engines, including diesel and gas turbines. This model is part of Woodward’s PGA series, known for their reliability in power generation, marine, and compressor applications.

Key Specifications:

Type: Hydraulic-mechanical governor

Speed Range: 522–896 RPM

Drive Type: Typically uses a serrated or keyed drive shaft, depending on the base assembly

Base Assembly: PG-UG8 standard

Control Type: Pressure compensated, hydraulic governor using an air signal to establish engine speed setting