MIL-DTL-19803G
3.
REQUIREMENTS
3.1 Qualification. The converter furnished under this specification shall be a product that is
authorized by the qualifying activity for listing on the applicable qualified products lists before
contract award (see 4.1 and 6.3).
3.2 First article. When specified (see 6.2), the converter shall be subjected to first article
inspection in accordance with 4.3 and 6.4.
3.3 Materials. Materials shall conform to applicable specifications and shall be as specified
herein and on applicable drawings. Materials which are not covered by specifications, or which
are not specifically described herein, shall be of the best quality, of the lightest practicable
weight, and for the purpose intended.
3.3.1 Metal parts. All metals parts shall be of a corrosion-resistant material or treated in a
manner to render them resistant to corrosion.
3.3.1.1 Dissimilar metals. Unless protected against electrolytic corrosion, dissimilar metals
shall not be used in intimate contact with each other. Dissimilar metals are specified in
MIL-STD-889.
3.3.2 Nonmetallic materials. Any nonmetallic material that is affected by continued use
with oxygen shall not be used.
3.3.2.1 Age. Elastomer components, except silicon, shall be not greater than 12 months old
from the date of manufacture to the date of delivery to any Government Service or to any
airframe or accessory manufacturer.
3.3.3 Protective treatment. When materials are used in the construction of the converter
that are subject to deterioration when exposed to environmental conditions likely to occur during
service usage, they shall be protected against such deterioration in a manner that shall in no way
prevent compliance with the performance requirements (see 3.5) of this specification. Protective
coating which might crack, chip or scale during normal service life or under extremes of
environmental conditions shall not be used.
3.4 Design and construction. The design and construction shall be in accordance with
figures 1, 2, 3, and 4. The converter shall include provisions for filling with liquid oxygen when
either installed or not installed in the aircraft and for being transported in the filled condition.
The converter shall consist of the following major components:
Container
Container outer shell
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