MIL-DTL-14631C
a nylon or fiber insert. Type A, Style 2 wing nut with corrosion
resisting steel flat washer and lock washer can be used as an alternative.
3.7.6 Anodizing. Anodizing shall be to a minimum depth of .00015
inch. After anodizing, the plate shall be dyed to the applicable color.
When tested as specified in 4.6.2, no stain shall be visible on the
anodized surface.
3.8 Finish. All plates, regardless of color, shall be primed and
covered with white baking enamel and baked prior to the application of
final colors and design. As an alternative, plates may be anodized in
accordance with 3.7.6. When this option is used, the requirements of
3.8.1.1, 3.8.1.2 and 3.8.1.3 shall not apply.
3.8.1
Plates
3.8.1.1 Surface preparation. Plates shall be prepared for priming
and enameling in accordance with commercially acceptable practices to
provide corrosion resistance and a surface having better paint adhesion
than uncoated aluminum.
3.8.1.2 Primer and enamel. Primer specified in 3.5.3 and enamel
specified in 3.5.4 shall be applied in such a manner that a smooth,
uniform film will be produced. The film shall be uniform in color without
objectionable orange peel, runs, wrinkles, drops, streaks or areas of thin
or no film and shall be free from bubbles or foreign inclusions or other
defects which may affect appearance or serviceability.
3.8.1.2.1 Colors of enamel or anodized. Enamel or anodized colors
used on the basic plates shall be as specified herein and as cited on the
applicable specification sheet. Enamel or anodized colors and shading for
the design devices shall be cited herein and on the applicable cited
drawing. Enamel or anodized colors and shading shall match the enamel or
anodized color or the standard or approved samples. Color of the enamel
or anodize shall conform to FED-STD-595 as follows:
COLOR
CHIP NO.
COLOR
CHIP NO.
Scarlet
11350
Old Glory Blue
15056
Purple
267 1/
Black
17038
Emerald
369 1/
Maroon
10049
Golden Yellow
13655
Bluebird
15092
Yellow
13538
White
17925
Parrot Blue
318 1/
Brown
10055
Silver Gray
16492
1/ The enamel color has been referenced from the Pantone Matching
System. The enamel shall approximate the Pantone chip number listed.
3.8.1.3 Lacquering. After enameling the front face and edges, the
plate shall be coated with lacquer specified in 3.5.8. The lacquer film
shall be level, continuous, adherent and free from dust, lint or other
foreign matter.
3.8.2 Stars. All star surfaces shall be cleaned and given an
underplating of nickel. The surfaces shall be rhodium plated with the
front surfaces having a mirror-like polish. All plating shall be
continuous and nonporous with no indication of cut-through, blistering or
peeling. When tested as specified in 4.6.3, there shall be no perceptible
5
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