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WorksheetsFluid Lines & Fittings
Total questions: 33
Worksheet time: 17mins
Which components share the same areas on aircraft?
A) Fluid lines, Control cables, Filters, Wiring bundles
B) Engines, Wings, Tail, Cockpit
C) Seats, Windows, Doors, Floors
D) Landing gear, Rudder, Ailerons, Flaps
What are the types of rigid and flexible lines introduced in the course 'Fluid Lines & Fittings'?
Hydraulic and Pneumatic
Metal and Plastic
Rigid and Flexible
Copper and Aluminum
What types of fittings are used to convey fluids to aircraft systems in the course 'Fluid Lines & Fittings'?
Compression fittings
Flare fittings
Quick-disconnect fittings
All of the above
How are the fittings installed in the course 'Fluid Lines & Fittings'?
By welding them into place
By using threaded connections
By using adhesive bonding
By using quick-connect fittings
What is involved in the inspection and maintenance of tubing and hoses in the course 'Fluid Lines & Fittings'?
Checking for leaks and wear
Replacing all hoses annually
Only visual inspection is required
No maintenance is needed
What are the objectives related to fluid lines?
To ensure efficient fluid flow and minimize leaks
To increase the weight of the system
To complicate the design process
To reduce the durability of the system
Which of the following is not a component that tubing assemblies transport in aircraft systems?
Fuel
Oil
Breathing Oxygen
Wood
Fill in the blank: Tubing assemblies are used to transport liquids or gas (usually under pressure) between various components of the aircraft system such as Fuel, Oil, Breathing Oxygen, Instruments, Hydraulic, and ________.
Pneumatic
Electrical
Cooling
Navigation
What is the flare angle of aircraft tubing?
(a)
Which component is transported by tubing assemblies in aircraft systems?
Hydraulic
Plastic
Wood
Metal
What type of tubing is used in stationary applications where long relatively straight runs are possible?
Flex tubing
Rigid tubing
Fill in the blank: Flex tubing is used with moving parts and where the hose is exposed to a lot of _______.
vibration
heat
pressure
moisture
Which material is used for corrosion-resistant steel tubing?
Copper
Aluminum alloy
Steel
What is one application of Corrosion-Resistant Steel Tubing (CRES)?
Low-pressure hydraulic systems
High-pressure hydraulic systems
Electrical wiring
Fuel lines
Monel is very difficult to machine as it ______ very quickly.
work-hardens
melts
corrodes
oxidizes
Which of the following is a steel alloy?
Copper
Manganese
Silver
Gold
What are the characteristics of Aluminum Alloy Tubing?
A) Workability, resistance to corrosion & lightweight
B) High pressure & heavy-duty
C) Brittle and heavy
D) None of the above
Aluminum Alloy Tubing is suitable for which type of pressure?
High Pressure
Low/Medium Pressure
No Pressure
All of the above
In which areas is Aluminum Alloy Tubing limited?
Certain areas of aircraft hydraulic systems.
Automobile exhaust systems.
Residential plumbing systems.
Marine fuel lines.
Match the Aluminium Alloy Number with the correct Color of Band.
1100
White
3003
Green
2014
Gray
2024
Red
5052
Purple
What is used to identify small diameter aluminum alloy tubing?
Stamping the alloy designation
Color bands or a stamp
Engraving the surface
Using a barcode
Fill in the blank: Bands on small diameter tubing are not more than ____ in. wide.
4
2
6
8
How is large diameter aluminum alloy tubing identified?
By color bands
By stamping the alloy designation
By engraving the surface
By using a barcode
What is one type of special tubing mentioned in the list?
A) Aluminum alloy
B) Corrosion-resistant steel 21-6-9
C) Plastic
D) Copper
Fill in the blank: Titanium alloy used in special tubing is ________.
3AL-2.5V
6AL-4V
5AL-2.5SN
10V-2FE-3AL
What is the part number of this fitting?
AN816
AN775
AN776
AN777
What is this class of fitting called ?
AN804
bushing
90 deg
AN807
What is the class of this fitting ?
A) Tee
B) Elbow
C) 45 deg
D) AN779
What class of fitting is this .
Cross
4 way cross
CN456
double back 90deg
What class of fitting is this?
union
Nipple
Double nipple
Reducer
What class fitting is this called
cap
negative Pressure pop off valve
Low pressure cap
AN818
What is the part number of this ?
A) AN817
B) AN919
C) AN820
D) AN832
What is this part # or name .
AN819
BN123
CN456
Ferule
