SAE AIR5005

This SAE Aerospace Information Report (AIR) has been compiled to provide information on hydraulic systems fitted to commercial aircraft.Data has been provided for the following aircraft types:aWide body jet airliners;bNarrow body jet airliners;cTurboprop/commuter aircraft.The aircraft that have been included in this document are in operational service with either airlines or cargo operators. No information is presented for aircraft that are currently being developed.The following information is provided for each aircraft:Design requirements: Governing airworthiness regulationsSystem pressure: Fluid power system operating pressureHydraulic fluid: Type of fluid system is designed forNumber of hydraulic systems: Number and identification of independent hydraulic systemsSystem temperature: Minimum and maximum design operating temperaturesMain hydraulic pump data: Flow, pressure, displacementAuxiliary pump data: System auxiliary pump or back-up dataHydraulic motor data: System hydraulic motor requirementsAccumulator data: Usage, volume and precharge requirementsReservoir data: Type, volume and pressureRelief valve data: Usage, crack and reseat pressures, rated flowFiltration: Usage, filtration ratingTubing data: Materials, sizes, wall thicknessesFitting data: Type, size range, materialSchematic diagram: System architecture, services supplied and details of power pressure and supply systems