ORDNANCE SUBCOURSE 017
SUPPORTING SERVICES
RESPONSE
NUMBER
RESPONSE
101
Refer to para 3b(1).
103
Refer to para 6e(3)(a).
104
Refer to para 4b.
110
CORRECT.
Holding capacity is generally 1-1/2 to 3 inches and
normally do not have pipe holding jaws.
112
CORRECT
. To read a micrometer the first thing is to record
the highest figure visible on the barrel.
Then count the
number of lines between that figure and the thimble edge.
Next, take the reading on the thimble and add all three for the
reading.
113
CORRECT.
The V-groove should be beveled to include a 90
angle.
116
CORRECT.
If the soldering iron is moved too rapidly the
solder will not have a chance to melt.
Proper heat
application is very important in making a good bond.
117
Refer to para 14b(5).
119
CORRECT.
The graduations on the metric micrometer must be
changed; however, the same principle is applied in reading both
types of micrometers.
124
CORRECT.
The effective length would be approximately 11/16 inch
with the total length of thread 1 inch.
129
Refer to para 7e(l).
133
Refer to para 8b(3).
143
CORRECT.
When using snips there is danger of metal fractures
along the edges of the metal during the shearing process.
152
Refer to para 9c(2).
156
Refer to para 11c(3).
166
Refer to para 4e(l)(e) and fig 29.
178
Refer to para 6e(3){b).
179
CORRECT.
Threaded fittings for acetylene are left-handed.
Oxygen hoses are green and acetylene hoses are red.
188
CORRECT.
This type flame is advantageous for welding high
carbon steel, for hard facing operations, and for welding
nonferrous alloys such as nickel and monel.
191
Refer to para 29a(3).
149
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