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Table IX. Life test sample selection |
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|  MIL-G-85231(AS)
Whenever failure reports or other information indicate
b.
additional tests are required. (This will be determined by
the procuring activity.)
4.5.4.2 Scope of special tests. Special tests shall consist of such
tests as are acceptable to the procuring activity. Test procedures previously
authorized for the first article tests shall be used where applicable. When
not applicable, the contractor shall prepare and make available a test
procedure for procuring activity acceptance prior to conducting the tests (see
6.2.2).
4.5.5 Control group failure. Should a failure occur during either the
samplings or special tests, th e following action shall be taken:
Determine the cause of failure.
a.
Determine If the failure is an isolated case or design defect.
b.
Make available to the procuring activity, proposed corrective
C.
action intended to reduce the possibility of the same
failure(s) occurring in future tests (see 6.2.2).
d. Where practical, include a test in the individual test to check
all control groups for this requirement until assurance is
obtained that the defect has been corrected.
4.5.6 Life test. The contractor shall furnish all samples and shall be
responsible for accomplishing the life test. The test shall be of 300-hours
duration and shall be conducted on control groups that have passed the
individual tests. The life test shall be performed under the conditions
specified 4.5.6.1. The life test sample will be selected by the government
inspector in accordance with the following. (Control groups which have
successfully passed the Sampling Tests, Reliability Tests, or Special Tests
may be selected for life tests.) When reliability tests are conducted, the
life test may be omitted if, during the reliability tests, a quantity of
control groups equal to, or more than, that listed in table IX receive at
least 300 hours each of test time.
TABLE IX.
Life test sample selection
21
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