Submarine mast raising equipment, hydraulic power unit, hydroplane and rudder actuator, VLF/HF buoyant wire antenna
Hydroplane & Rudder Actuator(HPRA)
The purpose of HPRA, as part of the ship's steering gear system, is to steer submarine.
COMPONENTS
- Crosshead & Crosshead guide
- Crosshead guide
- Rudder position transmitter
- Turn buckle