MIL-DTL-31011B
TABLE I. Physical requirements (Continued)
Type
Characteristic
I
II
III
IV__
_
_
V
Warp
2.2
0.6
3.0
3.0
3.0
Filling
2.8
0.9
3.0
3.0
3.0
Hydrostatic resistance, psi (min) or
No leakage (min), as applicable:
Initial
90
90
No leakage
90
No leakage
After strength of coating
90
80
No leakage
80
No leakage
After abrasion
90
----
No leakage
80
No leakage
After high humidity
80 1/
70 1/
No leakage
----
No leakage
After diethyltoluamide
Initial
80
70
No leakage
80
No leakage
After laundering
----
----
No leakage
----
No leakage
After diesel fuel
Initial & after laundering
----
----
No leakage
----
----
Hydrostatic resistance, psi (min) or
No leakage (min), as applicable:
After weapons lubricant
Initial & after laundering
----
----
No leakage
----
----
After motor oil
Initial & after laundering
----
----
No leakage
----
----
After JP-8 fuel
Initial & after laundering
----
----
No leakage
----
----
Moisture vapor transmission rate:
g/m2/24 hr (min):
Initial
Procedure B
400
350
600
600
600
Procedure BW
5000
5000
3600
3600
4300
After synthetic perspiration
Procedure B
----
----
600
600
600
Procedure BW
----
----
3600
3600
4300
Stiffness, warp only, cm (max):
At 70oF
3/
12.0
10.0
10.0
12.0
o
At 32 F
----
11.5
----
----
----
At 0oF
13.0
----
----
----
----
Blocking, rating (max)
No. 2
No. 2
----
----
----
Adhesion of coating 2/,
lbs./2-inch width (min):
Dry
----
12.0
----
----
----
Wet
----
5.0
----
----
----
6
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