MIL-DTL-43992C
3.3.2 Yarns. All yarns shall be a blend of polyester and cotton, drawn and spun in single yarns
for both warp and filling. The finished cloth shall contain 65 percent + 5 percent polyester and
the remaining percentage cotton, based on the dry weight of the desized specimen. Tests shall be
made as specified in 4.3.3.
3.4
Color. The color of the dyed and finished cloth shall be as follows:
Class 1, 3, or 4
Blue 1550
Class 2
White 3060
Class 3
Green 415
Class 6
Blue 3379
The color for classes 1, 3, 4, 5, and 6 shall be obtained by weaving with dyed and white yarns
(see 3.5.2.)
3.4.1 Labile sulfur. The use of dyes and components containing elementary sulfur capable of
oxidation to sulfuric acid is prohibited. The dyestuff shall be chosen and applied so that the dyed
and finished cloth shall contain no more labile sulfur than shown by the standard sample when
tested as specified in 4.3.3. When a standard sample is not available, the dyed and finished cloth
shall show no more than a slight trace of labile sulfur when tested as specified in 4.3.3.
3.4.2 Matching. The color of the finished cloth shall match the standard sample when viewed
under filtered tungsten lamps that approximate artificial daylight and that have a correlated color
temperature of 7500 + 200K (Kelvin), with illumination of 100 + 20 foot-candles and shall be a
good match to the standard sample under incandescent lamp at 2300 + 200K.
3.4.3 Colorfastness. The dyed and finished cloth shall show fastness to laundering (after 3
cycles), perspiration, light, and dry heat equal to or better than the standard sample or equal to or
better than a rating of 3.0. The dyed and finished cloth shall show fastness to crocking equal to
or better than the standard sample or shall have an AATCC Chromatic Transference Scale rating
for crocking not lower than 3.5. Testing shall be as specified in 4.3.3.
3.5 Physical requirements. The finished cloth shall conform to the requirements specified in
Table I when tested as specified in 4.3.3.
5
For Parts Inquires call Parts Hangar, Inc (727) 493-0744
© Copyright 2015 Integrated Publishing, Inc.
A Service Disabled Veteran Owned Small Business