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requirements of this specification. The use of any protective coating that will crack, peel, chip, or
scale shall be avoided. Precautions shall be taken to adequately seal all laminated material to prevent
delamination due to the absorption of moisture.
Materials that are nutrients for fungus shall not be used
3.3.1.4 Fungus inert materials.
where it is practical to avoid them. Where used and not hermetically sealed, they shall be treated
with a fungicidal agent that will render the resulting exposed surface fungus resistant and will pass
the fungus test specified in Method 508 of MILSTD810. Fungus resistant materials shall
conform to Requirement 4 of MILSTD454.
Finish shall be applied to all surfaces where required for considerations of
3.3.1.5 Finish.
appearance, personnel safety, and protection against corrosion or other deterioration. Application
of finish shall be accomplished in accordance with FED SPECTTL32 in such a manner as not
to impair performance of the trainer. All related end item equipment shall be the same color as on
the actual related end item. All framework and unfinished paneling shall be finished in aircraft gray.
Walking surfaces shall be finished with a nonskid material.
3.3.1.6 Cleaning, painting, plating, anodic films, and chemical treatments.
Cleaning,
painting, plating, anodic films,
and chemical treatments shall be in accordance with
MlLSTD808. The procedures specified herein shall be utilized. Additional procedures required
for the finishing of the trainers shall be selected by the contractor from those specified in
MILSTD808.
The trainers shall be coated with chromate
3.3.1.6.1 Chromate primer and lacquer coating.
primer and lacquer as specified in MlLSTD808. The color shall be gray, film designation LG.
All display panel surfaces shall be treated to
3.3.1.6.2 Treatment of display panel surfaces.
eliminate distracting light reflections and glare.
3.3.1.6.3 Sealing of plywood panel surfaces and edges.
Each plywood panel shall have all
surfaces and edges thoroughly sealed against moisture and contamination and shall be
fungi-protected with a grade A commercial sealer. The sealer shall not be required beneath the
aluminum sheet that is cemented to the plywood panel. Plywood duplex panels of trainers
containing systems which are subject to fluid leakage shall be covered with aluminum alloy sheets.
3.3.1.6.4 Sectionalized components. All exposed surfaces resuIting from specified
sectionalization requirements shall be free from rough marks, scoring, etc., caused by machining
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