MIL-PRF-43906D
TABLE I. Requirements (cont'd)
Characteristic
Requirements
Colorfastness (min)
To Accelerated Weathering
No "appreciable change"
Type I
1/
Type II
To high humidity
Type I
No appreciable change
Type II
1/
Stiffness, cm: (max):
At 70°F:
10
At 0°F:
13
Adhesion of coating, lbs/2 inch width (min)
Face side 2/
12.0
Back side 2/
6.0
Blocking, scale rating (max)
No. 1
Resistance to:
Leakage (min.)
No leakage
Diethyltoluamide (min.)
3/
Weathering (min)
4/
High humidity (min)
4/
Adhesion of seam tape, lbs.(min)
3.0
1/ Equal to or better than the standard sample.
2/ Requirement applies if a film or coating is applied to the surface of the cloth.
3/ The waterproof cloth shall show no lifting, no tackiness, no solution, no pickoff, no
adherence to itself greater than scale rating (2) (slight blocking).
4/ The waterproof cloth shall not become stiff and brittle nor soft and tacky and there shall be
no evidence of cracking or crazing under visual examination.
3.4 Color.
3.4.1 Type I. The color of the cloth shall be dull Camouflage Green 483 (see 3.2 and 6.4).
3.4.2 Type II. The color of the cloth shall be Light Green 354, Dark Green 355, Dark Brown
356 and Black 357 with each area matching the specific colors of the Woodland Camouflage
pattern on the standard sample (see 3.2 and 6.4).
3.5 Spectral reflectance.
3.5.1 Type I. Spectral reflectance values of the Type I Camouflage Green 483 waterproof
cloth shall conform to the requirements specified in Table II when tested as specified in 4.3.2.
4
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