MIL-DTL-43191J
TABLE I. Colorfastness requirements (all classes).
Perspiration
Light (40 hrs or
(acid & alka-
Laundering
(3 cycles) 1/
170 KJ) 2/
line) 1/
Crocking 3/
(min.)
(min.)
(min.)
(min.)
Colors Evaluation
All colors
----------
----------
3-4
---------
All colors except Black 357
3-4
----------
----------
3.5
Black 357
3.0
1.0
OG 107, CG 483,
Dk. Green 355, Brown 356,
----------
3-4
-----------
----------
Black 357
Lt. Green 354, Lt. Tan 492,
Lt. Khaki 494, Desert
Sand 500, Urban Gray 501,
Foliage Green 502
----------
3
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---------
1/ Rated using the AATCC Gray Scale for Color Change and AATCC Gray Scale for Staining.
2/ Rated using the AATCC Gray Scale for Color Change
3/ Rated using the AATCC 9-Step Chromatic Transference Scale
3.5 Pattern execution (all classes except 1 and 2). The pattern on the printed finished
cloth(s) shall reproduce the standard sample in respect to design, colors and registration of the
respective areas. The pattern repeat of Class 3 shall be 27.25 (+1.25, -2.50) inches in the warp
direction. The pattern repeat of Class 4 and 5 shall be 16.75 (+1.25, -1.75) inches in the warp
direction. The pattern repeat of Class 6 shall be 36.00 (+1.25, 2.50) inches in the warp
direction. The various areas of the pattern shall be properly registered in relation to each other
and shall present definite sharp demarcations with a minimum of feathering or spew. Each
pattern area shall show solid coverage; skitteriness exceeding that shown on the standard sample
in any of the printed areas will not be acceptable. When the standard sample is not referenced
for pattern execution, a pattern drawing shall be provided and the pattern for Class 3 shall match
that of Drawing 2-1-1516; Class 4 shall match that of Drawing 2-1-1884 and Class 5 shall match
that of Drawing 2-1-2240 and Class 6 shall match that of Drawing 2-1-2519 (see 2.2.2, 6.2, and
6.3).
3.6 Spectral reflectance.
3.6.1 Class 1 and 2, Dyed. The reflectance values shall conform to the requirements listed
below, in Table II, when tested as specified in 4.4.3.
TABLE II. Spectral reflectance requirements, Class 1 and 2
Wavelength,
Olive Green 107
Camouflage Green 483
Nanometers (nm)
Min.
Max.
Min.
Max.
600
-
9
6
10
620
-
9
6
10
6
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