6-54.
Following the first letter symbol identifying the
engine type, a number appears to identify the
service that uses the engine(s). Which of the
following numbers represents an Air Force
engine?
1.
20
2.
30
3.
31
4.
40
IN ANSWERING QUESTIONS 6-55 THROUGH
6-58, REFER TO TABLE 6-2 IN THE TEXT.
6-55.
The manufacturer's symbol BA identifies
which aircraft engine manufacturer?
1.
Allison
Division,
General
Motors
Corporation
2.
General Electric Company
3.
Bell Aircraft Company
4.
McDonald–Douglas Aircraft Company
6-56.
What engine manufacturer's symbol identifies
the Lockheed Aircraft Company?
1.
LA
2.
LD
3.
AD
4.
GA
6-57.
The manufacturer's symbol PW identifies
which aircraft engine manufacturer?
1.
Rolls Royce, Ltd.
2.
Westinghouse Electric Company
3.
AiResearch Division, Garrett Corporation
4.
Pratt and Whitney Aircraft Division
6-58.
What engine manufacturer's symbol identifies
the Curtis-Wright Corporation?
1.
WE
2.
WA
3.
PW
4.
MD
6-59.
When two manufacturers' are jointly producing
an engine, the symbol is one letter from each
manufacturer's symbols.
1.
True
2.
False
6-60.
The third part or section of the engine
designation consists of a dash and a number
indicating the model number. The Navy model
number begins with 2 and continues with
consecutive even numbers.
1.
True
2.
False
6-61.
Under special engine designations, what prefix
letter is assigned to experimental and service
test engines?
1.
W
2.
X
3.
Y
4.
Z
6-62.
Under special engine designations, what prefix
letter is assigned to restricted service engines?
1.
W
2.
X
3.
Y
4.
Z
6-63.
Normally the restricted service designation for
an engine is dropped after completion of what
total number of qualifying test hours?
1.
50 hr
2.
100 hr
3.
150 hr
4.
200 hr
6-64.
The
MIL-STD-1812
engine
designation
system is made up of what total number of
parts or sections?
1.
One
2.
Two
3.
Three
4.
Four
6-65.
The Air Force, Navy, and Army are assigned a
block of engine configuration model numbers
that are used consecutively.
1.
True
2.
False
6-66.
What series or block of engine configuration
model numbers are assigned to the Navy?
1.
100
2.
400
3.
700
6-67.
Which of the following characters identifies
the type of engine in the designation number
F401–PW–400?
1.
F
2.
401
3.
PW
4.
400
6-25
