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15
(+)74' )WPHKTG TCPFQO XKDTCVKQP VGUV NGXGN
4.3.7 High Altitude. The cartridges, one at a time, shall be installed into the performance test fixture
and functionally fired at altitude as follows:
a. Each cartridge shall be installed in its test setup and conditioned to !65EF with an absolute
pressure in the environmental chamber of 0.82 inch of mercury (corresponding to an altitude of 80,000
feet above sea level). This shall be maintained for no less than 1 hour. At the end of the time, while
maintaining these environmental conditions, the cartridge shall be fired.
b. Failure of any cartridge to comply with the requirements of 3.5.3 shall be cause for rejection of
the lot and/or first article.
4.3.8 Salt fog test. The cartridges, with protective mean installed, shall be submitted to the salt fog test
outlined in ASTM B117 except that synthetic sea water per ASTM D1141 shall be used in place of the
5% salt solution. The control of pH and salt impurity requirements of ASTM B117 shall also not apply.
The following requirements shall be met:
a. Waxed string shall be used to support the cartridges in the chamber. The cartridge shall be
oriented with the axis II, figure 1, parallel to the chamber floor. No change in orientation is required
during the test.
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