MIL-DTL-823L
3.3.2 Yarn. The yarn for the warp and filling shall be spun from combed top. The yarn ply
shall be as specified under physical requirements (see 3.5). To prevent edges of all types of
cloth from building up when rolled, 2-ply yarns used in the selvage may be made of a finer count
than those used in the body of the cloth.
3.4 Color. The color shall be as specified (see 6.2). The color of the finished cloth shall
match the standard sample (see 6.4). The color shall be applied in stock or top form. Speck
dyeing shall be prohibited. When Army Green 44 is specified, the color shall be produced by
blending dyed wool top (see 6.6). When Army Green 489 is specified, the color shall be
produced by blended dyed wool top and dyed polyester fiber (see 6.5).
3.4.1 Mothproofing. Mothproofing of the wool material shall be in accordance with
MIL-C-43665. It shall be accomplished during stock or top dyeing and tested as specified in
4.3.4.
3.4.2 Shade matching. The color of the finished cloth shall match the standard sample when
viewed under filtered tungsten lamps, which approximate artificial daylight having a correlated
color temperature of 7500 + 200 Kelvin (K), with illumination of 100 + 20 foot-candles, and
shall be a good match to the sample under incandescent lamplight at 2300 + 200 K.
3.4.3 Colorfastness. The finished cloth shall show fastness to wet drycleaning, perspiration
and light (after 80 AATCC Fading Units) equal to or better than the standard sample or equal to
or better than a rating of "good (3.0)" when no standard sample is available. In addition, the
Type III polyester and wool cloth shall show "good (3.0)" fastness to dry heat (sublimation).
The finished cloth shall show fastness to crocking equal to or better than the standard sample or
shall have an AATCC Chromatic Transference Scale rating of not lower 3.5 when no standard
sample is available. Testing shall be as specified in 4.3.4.
3.5 Physical requirements. The finished cloth shall conform to the requirements specified in
Table I and when tested as specified in 4.3.4.
6
For Parts Inquires call Parts Hangar, Inc (727) 493-0744
© Copyright 2015 Integrated Publishing, Inc.
A Service Disabled Veteran Owned Small Business