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SAE AIR1168/1 - Thermodynamics of Incompressible and Compressible Fluid Flow
April 1, 2019 - SAE

The fluid flow treated in this section is isothennal, subsonic, and incompressible. The effects of heat addition, work on the fluid, variation in sonic velocity, and changes in elevation are neglected. An incompressible fluid is one in which a change in pressure causes no resulting change in fluid...

SAE AIR6443 - Impact of Copper Contamination on the Thermal Stability of Jet Fuels
April 1, 2019 - SAE

This SAE Aerospace Information Report (AIR) discusses the sources of Copper in aviation jet fuels, the impact of Copper on thermal stability of jet fuels and the resultant impact on turbine engine performance, and potential methods for measurement and reduction of the catalytic activity of...

SAE AIR5885 - (R) Landing Gear Common Repair
April 1, 2019 - SAE

This document outlines the most common repairs used on landing gear components. It is not the intention of this AIR to replace overhaul/component maintenance or technical order manuals, but it can serve as a guide into their preparation. Refer to the applicable component drawings and...

SAE AIR6355 - Numerical Modeling Techniques for Jet Engine Test Cell Aerodynamics
March 1, 2019 - SAE

This SAE Aerospace Information Report (AIR) has been written for individuals associated with ground level testing of turbofan and turbojet engines, and particularly for those who might be interested in investigating steady-state performance characteristics of a new test cell design or of...

SAE AIR1379 - Prestressing (Autofrettaging) of Hydraulic Tubing Lines
February 1, 2019 - SAE

This AIR is intended to describe and document a process presently in use for proof testing, which at the same time improves the fatigue life of 304 1/8 hard CRES and 3AI-2.5V CWSR titanium hydraulic tubing lines.

SAE AIR1377 - Fire Test Equipment for Flexible Hose and Tube Assemblies
February 1, 2019 - SAE

This Aerospace information Report (AIR) describes equivalent types of equipment that can perform fire tests in accordance with requirements of AS 1055

SAE AIR1754 - Washer, Thermal Compensating, Metric Series
February 1, 2019 - SAE

The purpose of this document is to define: - compensation washer application requirements - recommended materials - washer thickness determination - dimensioning Application: Compensation washers may be used to counteract tightening losses or overloads in fasteners of a bolted assembly that from...

SAE AIR6540 - Fundamentals in Wire Selection and Sizing for Aerospace Applications
January 1, 2019 - SAE

The scope of this report is to capture fundamental principles of selecting a wire size for an aerospace application using the method prescribed in the AS50881 standard and additional calculations, not found in AS50881, to ensure the wire selection will adequately perform in the specific physical...

SAE AIR6508 - Supplemental Propulsion System Performance Station Designation
January 1, 2019 - SAE

This SAE Aerospace Information Report (AIR) supplements the AS755 performance station designation system for complex or unconventional propulsion cycles and their derivatives. The station numbering conventions presented herein are for use in all communications concerning propulsion system...

SAE AIR6900 - Applicable Aircraft Integrated Vehicle Health Management (IVHM) Regulations, Policy, and Guidance
January 1, 2019 - SAE

This AIR lists and describes a collection of regulations, policy, and guidance documents applicable to design approval applicants, aircraft operating certificate holders, and maintenance repair and overhaul (MRO) organizations. The aircraft industry should consider these rules when...

SAE AIR6820 - Electrical Wiring Fuel Compatibility
December 1, 2018 - SAE

This SAE Aerospace Information Report (AIR) is limited to the subject of compatibility of wiring as part of aircraft Electrical Wiring and Interconnect Systems (EWIS)installed in and around fuel tanks. Purpose This AIR examines the requirements of AS50881, FAA requirements, and...

SAE AIR4250 - (R) Electronic Engine Control Specifications and Standards
December 1, 2018 - SAE

This report lists documents that aid and govern the design, development, certification, and utilization of aerospace electronic engine control systems. The report lists the military and industry specifications and standards that are commonly used in electronic engine control system design. Also...

SAE AIR512 - Aircraft Cabin Illumination
November 1, 2018 - SAE

This document covers the general recommendations for cabin lighting in order to provide satisfactory illumination for, but not limited to, commercial transport aircraft: Boarding and deplaning Movement about the cabin Reading Use of lavatories Use of work areas Using stowage compartments, coat...

SAE AIR18 - Propeller Shaft Ends - Dual Rotation (Engine Supplied Bearing)
November 1, 2018 - SAE

This SAE Aerospace Information Report (AIR) records the results of an investigation of dual rotation propeller shaft standard for an engine supplied bearing and the reason for deciding that such a bearing is impracticable. For reference purposes the appended data and figures record the...

SAE AIR6037 - Aircraft Exhaust Nonvolatile Particle Matter Measurement Method Development
November 1, 2018 - SAE

This report provides current practice measurement methods for quantifying nonvolatile particle matter at the exit plane of aircraft gas turbine engines. This document contains detailed information for many instruments and techniques, described in AIR5892A, that have been applied in aircraft engine...

SAE AIR5145 - Directory of Databases Part I - Whole Body Anthropometry Surveys
November 1, 2018 - SAE

This SAE Aerospace Information Report (AIR) lists whole body anthropometric surveys and provides current sources for the survey raw data and summary statistics. Purpose: The purpose of this directory is to provide a single source for accessing anthropometric survey data for human modelers,...

SAE AIR5883 - Landing Gear Shock Struts Bearing Selection
October 1, 2018 - SAE

This document defines the criteria used for the selection of landing gear shock strut upper and lower bearings (see Figure 1). Common problems associated with shock strut bearings are presented herein.

SAE AIR5666 - Icing Wind Tunnel Interfacility Comparison Tests
October 1, 2018 - SAE

This SAE Aerospace Information Report (AIR) presents and discusses the results of tests of three models in six icing wind tunnels in North America and Europe. This testing activity was initiated by the Facility Standardization Panel of the SAE AC-9C Aircraft Icing Technology Subcommittee....

SAE AIR4777 - Nondestructive Inspection (NDI) Methods Used During Production and Operation of Aircraft Wheels and Brakes
October 1, 2018 - SAE

This SAE Aerospace Information Report (AIR) identifies current nondestructive inspection (NDI) methods used to ensure product integrity and maximize "in service" life of the major structural components of aircraft wheel and brake assemblies.

SAE AIR7521 - Measurement Data and Reference Values for Compounds Potentially Found in Aircraft Engine Bleed Air
October 1, 2018 - SAE

This document summarizes published measurement data and reference values for marker chemical compounds listed in ARP4418 (see 2.1.1) potentially found in aircraft engine bleed air.

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