The Primary Flight Control Accumulator Metal Bellows (PFCA-MB) is a hydraulic accumulator Metal bellow type and factory pre-charged by gas.
It is equipped with a Pressure Transducer.
PFCA-MB is designed to be installed on the Pressure line of the Hydraulic Power System.
The PFCA-MB provides a sufficient amount of pressurized hydraulic fluid to allow Primary Flight Control actuator operation also in case of failure of the Hydraulic Power System.