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|  MIL-G-48438A(MU)
b. Any replacement part shall have been exposed for at
least one (1) hour at the extreme temperature being run immediately
previous to being used as a replacement for any failure occurring
during a temperature extreme.
c. After a correction has been accomplished, at least
one (1) hour of operation with a minimum of three (3) tests to the
part, module, component or subassembly requirements shall be success-
fully accomplished at the temperature at which the failure occurred.
3.8 Reliability demonstration. - The Mean Time Between Failure (MTBF)
of the STG console shall be 300-hours minimum.
4. QUALITY ASSURANCE PROVISIONS
4.1 General.
4.1.1 Responsibility for inspection.- Unless otherwise specified
in the contract, the supplier is responsible for the performance of
all test and inspection requirements specified herein. Except as
"otherwise specified in the contract the supplier will specify facilities
suitable for the performance of the test and inspection, unless dis-
approved by the Government. The Government reserves the right to
Perform any of the tests and inspections are deemed necessary to assure
that supplies and services conform to prescribed requirements.
4.1.1.1 General provisions. - The component and subassembly
inspection requirements of MIL-F-13926 form a part of the quality
assurance provisions of this specification. Definitions of inspection
terms shall be as listed in MIL-STD-109.
4.1.2 Special tests and examinations.
4.1.2.1 First article (initial production) approval.- The require-
ments for first article approval and the responsibility (Government or
contractor) for first article testing shall be as specified in the
contract. The sample for first article approval tests shall be 3
assemblies manufactured in the same manner using the same materials,
equipment, processes, including packaging and packing, shall be
obtained from the same source of supply as used in regular production.
The assemblies shall meet the requirements and tests of Table II.
4.1.2.1.1 Government testing. - When the Government is responsible
for conducting first-article approval tests, the contractor, prior to
submitting the sample to the Government, shall inspect the sample to
insure that it conforms to all the requirements of the contract and
submit a record of this inspection with the sample, including certif-
icates of conformance for materials,
4.1.2.1.2 Contractor testing. - When the contractor is responsible
for conducting first article approval tests, the sample shall be inspected
by the contractor for all the requirements of the contract. The sample
and a record of this inspection including certificates of conformance
for materials, shall be submitted to the Government for approval. The
Government reserves the right to witness the contractor's inspection.
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