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aircraft engine bearings

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Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2005
DOI: 10.31399/asm.tb.faesmch.t51270095
EISBN: 978-1-62708-301-0
...Abstract Abstract A pair of bearings mounted side by side in an aircraft engine failed in service. Photographs show that the inner rings were either broken or deformed, the balls were worn and flattened, and the cages severely damaged. The bearing races were damaged as well, but only on one...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2005
DOI: 10.31399/asm.tb.faesmch.t51270097
EISBN: 978-1-62708-301-0
..., investigators concluded that excessive clearance allowed the outer bearing races to rotate, thus removing material from adjacent contact surfaces and accelerating the buildup of metal particles in the engine oil. The chapter recommends several design changes to remedy the problem. aircraft bearings oil...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2005
DOI: 10.31399/asm.tb.horfi.t51180029
EISBN: 978-1-62708-256-3
... aircraft take-offs and landings for many years. A bird may even be ingested into an engine at take-off or landing. The Federal Aviation Administration (FAA) requires that an engine must be able to handle a bird strike without uncontained failure, fire, or engine mount failure. The engine must be able...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2005
DOI: 10.31399/asm.tb.mmfi.t69540391
EISBN: 978-1-62708-309-6
.... Stress severity factors are used in the aircraft industry for fatigue analysis of attachment joints and other areas that are prone to crack development. Attachment joint configurations are of interest to engineers because so many structural joints are distributed throughout an aircraft. The following...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2005
DOI: 10.31399/asm.tb.faesmch.t51270087
EISBN: 978-1-62708-301-0
...Abstract Abstract A turbine blade in an aircraft engine failed, fracturing at the root above the fir tree region. Fractography indicated that a fatigue crack initiated at the trailing edge of the blade and the final fracture occurred when the crack reached critical length. Although the exact...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.tb.scm.t52870307
EISBN: 978-1-62708-314-0
... are never loaded in bearing or shear; that is, no threads should be inside the hole. In addition, at least one thread and no more than three threads should be showing when the nut is installed and tightened to the proper torque. Fasteners exposed to the outer moldline of the aircraft are normally installed...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 1999
DOI: 10.31399/asm.tb.caaa.t67870001
EISBN: 978-1-62708-299-0
... automotive castings 354.0 Premium-strength castings for the aerospace industry 355.0 Sand: air compressor pistons; printing press bedplates; water jackets; crankcases. Permanent: impellers; aircraft fittings; timing gears; jet engine compressor cases 356.0 Sand: flywheel castings; automotive...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.tb.scm.t52870517
EISBN: 978-1-62708-314-0
... Approach of a Composite Aircraft Control Surface ,” Society for the Advancement of Material and Process Engineering , 2006 Selected References Selected References • Ahn S.H. and Springer G.S. , “ Repair of Composite Laminates ,” DOT/FAA/AR-00/46, U.S. Department of Transportation...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 April 2021
DOI: 10.31399/asm.tb.tpsfwea.t59300079
EISBN: 978-1-62708-323-2
... modulus, density, and angularity of the particles. The most notorious solid particle erosion problem is clouds and plumes of particles from erupting volcanoes in the atmosphere where jet aircraft must fly. A brief encounter of a jet aircraft with these particles can destroy an engine; the turbine...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2001
DOI: 10.31399/asm.tb.aub.t61170351
EISBN: 978-1-62708-297-6
...; bearings; bearing caps; automotive pistons; cylinder heads 238.0 Sole plates for electric hand irons 242.0 Heavy-duty pistons; air-cooled cylinder heads; aircraft generator housings A242.0 Diesel and aircraft pistons; air-cooled cylinder heads; aircraft generator housings B295.0 Gear...
Series: ASM Technical Books
Publisher: ASM International
Published: 30 April 2021
DOI: 10.31399/asm.tb.tpsfwea.t59300163
EISBN: 978-1-62708-323-2
... made tools from bronzes, alloys of copper and tin; they practiced metallurgy. Beryllium copper is widely used for aircraft and landing gear bearings versus hard (and lubricated) steel. These alloys are used for these kinds of applications because they have very high strength and their chemical...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2004
DOI: 10.31399/asm.tb.aacppa.t51140007
EISBN: 978-1-62708-335-5
... Alloys , Canadian Institute of Mining and Metallurgy , 1986 , p 249 • Aluminum Brazing Handbook , The Aluminum Association , 1990 • Frick J. , Ed., Woldman’s Engineering Alloys , 9th ed. , ASM International , 2000 • Granger D.A. , Truckner W.G. , and Rooy...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2005
DOI: 10.31399/asm.tb.faesmch.t51270053
EISBN: 978-1-62708-301-0
... in determining how the accident could have been averted. In a passenger aircraft powered by two engines, immediately after takeoff, one of the engines was on fire. A compressor disc had an uncontained fracture. Its rim got separated and flew outward, damaging the fuel line, causing the engine fire. The pilot...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 2000
DOI: 10.31399/asm.tb.fec.t65940451
EISBN: 978-1-62708-302-7
... Resistance of Coatings Using Controlled Condensation • D 4627, Test Method for Iron Chip Corrosion for Water Soluble Metalworking Fluids • D 4636, Test Method for Corrosiveness and Oxidation Stability of Hydraulic Oils, Aircraft Turbine Engine Lubricants, and Other Highly Refined Oils • E 712...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2005
DOI: 10.31399/asm.tb.faesmch.t51270168
EISBN: 978-1-62708-301-0
...Abstract Abstract During cyclic spin tests, the turbine disc in an aircraft engine broke apart with a loud noise, followed by a fire. Based on a detailed examination and the results of SEM fractography and hardness measurements, failure analysts concluded that a locking plate became dislodged...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2005
DOI: 10.31399/asm.tb.faesmch.t51270102
EISBN: 978-1-62708-301-0
...Abstract Abstract A design modification intended to reduce dowel bolt failures in an aircraft engine proved ineffective, prompting an investigation to determine what was causing the bolts to break. As the chapter explains, failure specimens were examined under various levels of magnification...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2006
DOI: 10.31399/asm.tb.ex2.t69980009
EISBN: 978-1-62708-342-3
... Buildings Civil Engineering 2.2.2.1 Transport Construction 2.2.2.2 Machine Manufacture, Electrical Machines, and Electrical Equipment 2.2.2.3 Architecture Rolling Stock Road Vehicles Aircraft Watercraft Passenger Cars Bus Manufacture Road Freight Vehicles Aircraft...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.tb.scm.t52870489
EISBN: 978-1-62708-314-0
... Composites , Vol 3 , Materials Usage, Design, and Analysis , U.S. Department of Defense , 2001 4. “ General Specification for Aircraft Structures ,” MIL-A-872221 , U.S. Air Force , Feb 1985 5. Horton R.E. and McCarty J.E. , Damage Tolerance of Composites , Engineered...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 2000
DOI: 10.31399/asm.tb.fec.9781627083027
EISBN: 978-1-62708-302-7
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2012
DOI: 10.31399/asm.tb.ffub.t53610377
EISBN: 978-1-62708-303-4
..., resulting in improved performance, greater payloads, longer range, and fuel savings. Fig. 10 Specific property comparison. Source: Ref 1 The chief engineer of aircraft structures for the U.S. Navy once told the editor that he liked composites because “they don’t rot (corrode) and they don’t...