Mod 1
What type of flexible hose can be used with Skydrol?
Butyl
What are the two methods used in ultrasonic inspection?
Contact and immersion
What type of corrosion is not driven by an electrolyte, and characterized due to mating between two surfaces?
Fretting corrosion
A/An _____________ is a precision tool that indicates the amount of turning or twisting force being applied to a nut or bolt.
torque wrench
A common screwdriver head should fill at least _____ percent of the screw slot.
75%
Approximately how much longer than the original should a tube be cut for fabrication?
10%
What is used for electrical conductivity be tested?
Ohmmeter
The most common petroleum-based solvent used in aircraft cleaning is what?
Stoddard solvent
Some ____________display measurements on a digital liquid crystal display(LCD). They can measure to the thousandth or ten-thousandth of an inch
Micrometer
Magnetic particle inspection using a fluorescent solution and a black light is called:
Magnaglo
What PSI are flareless fittings primarily designed for?
3000psi
What is emissivity?
The effectiveness of a metal to emit energy in the form of heat
What are the four types of cleaning agents used in aviation?
Solvents, emulsion cleaners, soap, and synthetic detergents
Equipment = 200 – 500 in. lb. ratchet style torque wrench
A = 1.5’
Required Torque = 32 ft. lbs.
Extension length = 3.5”
TW = ____in. lbs.
318 in lbs
Which inspection methods detects flaws by measuring the amplitude of signals and the time required for signals to travel between the surface and the flaw?
Ultrasonic
What type of fitting for flexible line can be removed and reused?
MS type
What is the most important characteristic contributing to a sound weld?
What type of inspection allows for a through projection to be produced of the part on film?
Radiographic inspection
Equipment = 100 – 200 ft. lb. ratchet style torque wrench
A = 3’2”
Required Torque = 2232 in. lbs.
Extension length = 2”
TW = ___ ft. lbs.
177 ft lbs
A/An ____________is used to examine the inside of a reciprocating engine cylinder without disassembling the whole engine.
borescope
What are the three types of pressure classifications and psi limits for flexible hose lines?
Low psi- 250psi
Medium psi- up to 3000psi
High psi- 3000psi and up
What effects happen to flex line under pressure?
Contracts in length/expands in diameter
What term relates to the ease that a magnetic flux can be established in a given magnetic component?
Permeability
On a micrometer equipped with a Vernier scale, the barrel scale reads 0.215 inches and the thimble scale reads 0.013 inches. If the Vernier scale’s 4 is aligned with one of the marks on the thimble scale. The measurement is _______ inches.
0.2284
What type of material is a fitting marked MS21911-6-D made of?
Aluminum alloy