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44 Cards in this Set
- Front
- Back
Aircraft wheels are made from what two materials?
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aluminum or magnesium alloy
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What are the two general types of wheels used on naval aircraft?
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divided and demountable flange
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On a demountable flange wheel, what holds the flange in place?
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a lockring
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What is the basic unit of an aircraft wheel assembly?
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the wheel casting
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All main landing gear wheel braking components are attached to the wheel casting. What do these components consist of?
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brake drum or brake drive keys
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What are the two major causes of aircraft wheel failures?
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corrosion and loss of bearing lubrication
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What solvent should be used to clean bearings, bearing cups, wheel bores, and grease retainers?
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P-D-680, type II
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Before installing felt grease retainers, what should you soak them in?
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VVL 800
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During wheel installation, how far do you back off the axle nut when the wheel no longer spins freely?
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one castellation(1/6th turn)
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Where can you find the procedures for aircraft wheel installation?
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applicable MIM
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What activity determines wheel overhaul requirements?
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IMA intermediate maintenance activity
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To what manual should you refer to find information on cleaning aircraft wheels?
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NA 04-10-1
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A fuse plug can be kept in service if the eutectic core material does NOT extend what maximum distance above the surface of the hex nut?
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1/16 inch
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What grease should you use to repack wheel bearings?
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MIL-G-81322 grease
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What is the recommended method for repacking bearings?
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pressure method
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gouges, nicks, and pockmards on the outside ends of bearing hubs are considered significant if they exceed what depth?
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0.020 inch
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What part of the tire gives it tensil strength, resistance to internal pressure, and the ability to maintain its shape?
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the cord body
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What is the most common tread pattern design used on naval aircraft tires?
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ribbed pattern
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What term refers to a tires maximum recommended load for a specific type of service?
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ply rating
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What is the final nondestructive inspection method used for rebuilt tires?
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laser beam optical holographic method
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If only one numerical designation is used for a tire, what does it refer to?
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the outside diameter
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Where is tire-marking information recorded after a tire change?
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VIDS/MAF
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What does R or TR followed by a number on a tire indicate?
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the number of times the tire has been rebuilt
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All tubeless tires and tires with tubes must be suitably vented to release trapped air if they exceed what psi?
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100 psi
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How are vent holes marked on tubeless tires?
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a bright green dot
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What type of damage is caused by sunlight?
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UV damage
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A tire should be sent to AIMD or IMA if it shows repeated pressure loss that exceeds what percent of the correct operating pressure?
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5 percent
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Tire slippage marks are what color?
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red
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How often should slippage marks on aircraft tires be inspected?
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after each flight
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What explosionproof, bead-breaking equipment is intended for shipboard use?
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Lee-IX
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An aircraft inner tube can still be reused up to what maximum age?
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5 years
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How are tubeless tires identified?
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by the word tubeless on the sidewall
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During tire inflation, the setting on the pressure regulator should NEVER exceed what psi?
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600psi
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How often is a remote tire inflator assembly required to be calibrated?
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every 6 months
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After inflating an aircraft tire, what is the minimum time you must wait before checking for a detectable pressure loss?
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10 min
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A nonserviceable tire that has been "H" coded is considered to be in what condition?
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nonretreadable
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What solution should be used to clean tires that have come into contact with grease, oil, and other harmful materials?
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soap and water
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What will cause a tire to wear faster in the center?
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overinflation
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A type III tire is used with what type of tube?
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type III
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Radial vent ridges molded on the surface are found on what type (s) of inner tubes?
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type III and type VII
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to prevent sticking, used tubes should be dusted with what substance?
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talc
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Small leaks in tubes can be detected by using what type of check?
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soapy water check
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If an inner tube is free of leaks and defects, it is considered to be in what category?
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serviceable
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A nonserviceable inner tube that has bent, chafed, or damaged metal valve threads should be classified as what type of tube?
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repairable
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