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Preproduction and periodic production inspection |
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|  MIL-S-23809C(OS)
4.4 Preproduction and periodic production inspection. The prepro-
duction and periodic production samples, after satisfactorily passing the
quality conformance inspection of 4.5, shall be subjected to the following
tests and examinations. When specified in the contract or order (See 6.2),
certified inspection data covering the results of preproduction and peri-
odic production inspections shall be forwarded to the procuring activity.
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4.4.1 Vibration, operating, The exercise section shall be mounted
securely on its joint surface without gaskets and with the entire contact
surface of the joint surface supported, and subjected to the "Vibration,
operating" test of MIL-E-82590. During vibration, and again following
vibration, the exercise section shall be subjected to the quality con-
formance tests of 4.5 to verify conformance with the requirements of 3.4.1.
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4.4.2 High temperature and humidity; nonoperating. The exercise
section shall be subjected to the "High temperature and humidity, non-
operating " test of MIL-E-82590 and thereafter shall show no damage or
corrosion. After returning to room temperature, the exercise section
shall be subjected to the quality conformance tests of 4.5 to verify
conformance with the requirements of 3.4.2.
NOTE: Prior to testing the performance requirements, wiping
or air drying may be performed. Drying by heating or baking is not
allowed.
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4.4.3 High temperature; operating condition. The exercise section
shall be subjected to the "High temperature, operating" test of MIL-E-82590
and, while at the test temperature, shall be subjected to the quality
conformance tests of 4.5 to verify conformance with the requirements of
3.4.3.
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4.4.4 Low temperature; operating condition. The exercise section
shall be subjected to the "Low temperature, operating" test of MIL-E-82590
and, while at the test temperature, shall be subjected to the quality
conformance tests of 4.5 to verify conformance with the requirements of
3.4.4.
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4.4.5 Operating life. The exercise section shall be operated in
accordance with this specification for a period of 6 plus 2, minus O
minutes, then allowed to remain nonoperating for at least one hour.
This cycle shall be repeated a minimum of 30 times. The exercise section
shall then be subjected to the quality conformance tests of 4.5 to verify
conformance with the requirements of 3.4.5.
4.5 Quality conformance inspection. Each exercise section delivered
under contract shall be subjected to the tests of 4.6 and examinations of
4.7. Failure to meet any requirement specified herein shall be considered
cause for rejection.
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