MIL-PRF-81309G
TABLE I. Performance characteristics - Continued.
Property
Requirement
Type
Type
Type
Type
Type
Type
I,
I,
II,
II,
III,
III,
Class
Class
Class
Class
Class
Class
1
2
1
2
1
2
Fill weight, minimum
Grade 134a, oz.
14.5
14.5
14.0
Grade CO2, oz.
11.0
11.0
11.0
Film appearance
Uniform and light
X
X
X
X
X
X
brown or lighter
Simulated corrosion
X
X
X
X
spots shall be visible by
the unaided eye
Film thickness,
0.5 mil
X
X
X
X
maximum
0.2 mil
X
X
Flame projection
Propellant shall exhibit
X
X
X
no flame extension or
flashback
140 °F
Flash point,
X
X
X
minimum
Friction coefficient,
0.20
X
X
X
X
X
X
maximum
Functional
No panel faying surface
X
X
X
X
X
X
Penetration
area to be less than 80
percent wetted in 24
hours.
Average of three panels
to be 85 percent or
better, wetted in 24
hours
Leakage/distortion of
None
X
X
X
cans
Neutral salt fog
336 hours
X
X
X
X
X
X
protection, minimum
hours to unacceptable
corrosion 1/
Net content
As specified in the
X
X
X
contract
8
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