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Standard

Accumulators, Ground, Hydropneumatic Pressure

2008-07-17

HISTORICAL

ARP763

This specification covers ground type hydropneumatic pressure accumulators for use in ground support hydraulic systems at rated pressures ranging up to 5,000 psi including details pertinent to the design, fabrication, and performance of the accumulators.

Standard

Accumulators, Ground, Hydropneumatic Pressure

2012-07-11

CURRENT

ARP763A

This specification covers ground type hydropneumatic pressure accumulators for use in ground support hydraulic systems at rated pressures ranging up to 5,000 psi including details pertinent to the design, fabrication, and performance of the accumulators.

Standard

Aerospace – Military Type Variable Delivery, Pressure Compensated Hydraulic Pump

2022-05-18

WIP

AS19692C

This SAE Aerospace Standard (AS) establishes the general requirements for the design, construction, acceptance, and qualification testing of flat cut-off pressure compensated, variable delivery hydraulic pumps used in military aircraft hydraulic systems. It also provides parameters for a Procurement Specification to be used in conjunction with this AS. The hydraulic pumps defined by this AS are generally for use in aircraft hydraulic systems conforming to and as defined in AS5440 and MIL-H-8891, as applicable. NOTES: 1. Hydraulic pumps may incorporate features such as a clutch in the input drive, which will not be covered by this standard. 2. AS595 should be used for commercial aircraft hydraulic pumps. 3. This document should not be used for hydraulic pumps in Electro-Hydrostatic Actuator applications (EHAs).

Standard

PUMPS, HYDRAULIC, VARIABLE FLOW, GENERAL SPECIFICATION FOR

1998-05-01

HISTORICAL

AS19692

This specification and a detail pump specification establish the requirements for variable flow hydraulic pumps, for use in aircraft hydraulic systems conforming to and as defined in MIL-H-5440 and MIL-H-8891, as applicable. The general requirements for type I and type II hydraulic systems pumps are specified in MIL-H-8775 and for type III system pumps in MIL-H-8890.

Standard

Aerospace – Military Type Variable Delivery, Pressure Compensated Hydraulic Pump

2016-06-22

CURRENT

AS19692B

This SAE Aerospace Standard (AS) establishes the general requirements for the design, construction, acceptance, and qualification testing of flat cut-off pressure compensated, variable delivery hydraulic pumps used in military aircraft hydraulic systems. It also provides parameters for a Procurement Specification to be used in conjunction with this AS. The hydraulic pumps defined by this AS are generally for use in aircraft hydraulic systems conforming to and as defined in AS5440 and MIL-H-8891, as applicable.

Standard

Aerospace - Application Guide for Hydraulic Power Transfer Units

2022-05-23

WIP

ARP1280C

This SAE Aerospace Recommended Practice (ARP) is an application guide for hydraulic power transfer units and describes: The various types Typical design approaches Their operational characteristics and limitations Circuit recommendations Typical applications The scope of this ARP is limited to devices that transfer power between hydraulic systems and do so by means of rotary subassemblies such as hydraulic motors and pumps.

Standard

Aerospace - Application Guide for Hydraulic Power Transfer Units

2014-11-13

CURRENT

ARP1280B

This SAE Aerospace Recommended Practice (ARP) is an application guide for hydraulic power transfer units and describes: The various types Typical design approaches Their operational characteristics and limitations Circuit recommendations Typical applications The scope of this ARP is limited to devices that transfer power between hydraulic systems and do so by means of rotary subassemblies such as hydraulic motors and pumps.

Standard

GAS MOTOR

1961-12-31

HISTORICAL

ARP719

Gas for the purpose of this ARP shall be defined as the gaseous produces) resulting from the decomposition, dissociation, or combustion of liquid or solid mono or bi-propellants. Where other gases such as heated N2, H2, H2O (steam), etc., which may have similar physical and/or chemical properties as the defined "gas", are used to effect testing economies; they may be considered as being included in this ARP.

Standard

Gas Motor

2007-11-06

HISTORICAL

ARP719A

It is intended that this SAE Aerospace Recommended Practice (ARP) will set down guidelines for the development and test of gas motors to provide a practical and reliable hot gas rotary actuation mechanism. Specific operational and test requirements shall be specified in a detail specification.

Standard

Gas Motor

2013-06-17

CURRENT

ARP719B

It is intended that this SAE Aerospace Recommended Practice (ARP) will set down guidelines for the development and test of gas motors to provide a practical and reliable hot gas rotary actuation mechanism. Specific operational and test requirements shall be specified in a detail specification.

Standard

Motors, Aircraft Hydraulic, Constant Displacement General Specification For

1999-04-01

HISTORICAL

AS7997

This Specification covers constant displacement hydraulic motors, generally remotely mounted, using hydraulic fluid under pressure as the energy transfer medium for driving various accessories. Hydraulic motors shall be suitable for use in aircraft hydraulic systems conforming to and as defined in MIL-H-5440 and MIL-H-8891 as applicable.

Standard

Aerospace Hydraulic Pump Controls

2011-10-11

HISTORICAL

AIR5872

This Aerospace Information Report presents an overview of the application and control of fixed and variable displacement pumps with the emphasis on the controls most commonly used on variable displacement pumps. It describes various options to control the operation of hydraulic pumps in terms of controlling the pump output pressure and/or flow and assisting in the selection of the pump.

Standard

Aerospace - Accumulator, Hydraulic, Self-Displacing

2008-12-19

HISTORICAL

ARP4553A

This SAE Aerospace Recommended Practice (ARP) is intended to provide design and qualification requirements for self-displacing hydraulic accumulators. These requirements are intended be included in the Procurement Specification for the accumulator. Those requirements identified by the use of “shall” are considered to be essential requirements; those requirements identified by the use of “should” are considered to be optional requirements for inclusion in the Specification at the discretion of the Purchaser. In addition, test methods for production acceptance and qualification purposes are provided.

Standard

General Requirements for the Design and Testing of Civil Type Pressure Compensated, Variable Delivery Hydraulic Pumps

2022-11-02

CURRENT

AS595E

This SAE Aerospace Standard (AS) provides general design and test requirements for a flat cut-off pressure compensated, variable delivery hydraulic pump for use in a civil aircraft hydraulic system with a rated system pressure up to 5000 psi (34500 kPa). NOTE: Hydraulic pumps may incorporate features such as a clutch in the input drive, which will not be covered by this standard.

Standard

Aerospace – Civil Type Variable Delivery, Pressure Compensated, Hydraulic Pump

2015-10-26

HISTORICAL

AS595D

This SAE Aerospace Standard (AS) establishes the general requirements for the design, construction, acceptance and qualification testing of flat cut-off pressure compensated, variable delivery hydraulic pumps, used in civil aircraft hydraulic systems. It also provides parameters for a Procurement Specification to be used in conjunction with this AS for each pump. NOTE: Hydraulic pumps may incorporate features such as a clutch in the input drive, which will not be covered by this standard.

Standard

Aerospace - System Integration Factors That Affect Hydraulic Pump Life

2011-01-03

HISTORICAL

AIR1922A

This AIR presents the following factors that affect hydraulic pump life and performance: a The need to supply hydraulic fluid at the correct pressure and quality to the pump inlet port b Considerations for the pump output c Factors to be considered for the pump case drain lines d The mounting of the hydraulic pump e Hydraulic fluid properties, including cleanliness

Standard

SYSTEM INTEGRATION FACTORS THAT AFFECT HYDRAULIC PUMP LIFE

1995-04-01

HISTORICAL

AIR1922

This SAE Aerospace Information Report (AIR) is to present to hydraulic system designers the salient factors that affect hydraulic piston pump life and performance. It is noted that this document differs in scope from ARP819. ARP819 is a composite checklist of the many variables that affect the pump selection for a particular application.

Standard

Aerospace - Accumulator, Hydraulic, Cylindrical, Piston Separated

2007-11-20

HISTORICAL

ARP4379A

This SAE Aerospace Recommended Practice (ARP) is intended as a guide in defining the requirements for aerospace piston separated hydraulic accumulators, including details pertinent to the design, fabrication, and performance of the accumulator. This type of accumulator has a piston separator and contains both high-pressure gas and fluid. The accumulator is used in aerospace hydraulic systems of the following types as defined in AS5440 with design operating pressures of up to 8000 psi (55,160 kPa). Type I: -65 to +160 °F (-54 to +71 °C) fluid temperature Type II: -65 to +275 °F (-54 to +135 °C) fluid temperature For commercial aerospace or helicopter applications, the information and guidelines of ARP4752 or ARP4925 respectively, are considered.

Standard

Aerospace - Accumulator, Hydraulic, Welded Bellows, Factory Precharged

2009-08-06

HISTORICAL

ARP4378B

This Aerospace Recommended Practice (ARP) provides design and test requirements for factory precharged, welded bellows hydraulic accumulators.

Standard

Accumulators, Hydraulic, Cylindrical, Aircraft, Maintenance Free, Factory Precharged

2002-07-25

HISTORICAL

ARP4378

This SAE Aerospace Recommended Practice (ARP) establishes the minimum requirements and procedures for the design, construction, testing and performance of aerospace, maintenance free, factory pre-charged hydraulic accumulators. The accumulators are designed for use in aircraft hydraulic systems at maximum rated operating pressures up to 8000 psi (55158 KPa). The temperature range of the accumulator is -65 to 275 °F (-54 to 135 °C).