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|  MIL-c-50736(MU)
8 August 1973
4.6.3 Environmental tests.
4.6.3.1 Temperature. The test apparatus shall be in accordance
with the applicable test facilities provisions of MIL-F-13926 except that
the assembly may be mounted on the inside surface of the test chamber.
Perform this test in accordance with Procedure I of MIL-F-13926, with
conditions C (-40F) and E (+125F), and with the rate of temperature
change during cycling not greater than 8F per minute. At each of
the specified operating temperatures, perform the test of 4.6.2 to de-
termine compliance with 3.3.2.1 and 3.3.2.2.
4.6.3.2 Vibration. Perform this test utilizing apparatus speci-
fied in Method 514.1 of MIL-STD-810 and in accordance with Part 1 of
Procedure I therin, except that the vibratory conditions of 3.3.2.3 shall
apply. Following vibration exposure, examine the assembly for struc-
tural failures, loose hardware, wire breadage, and abrasion. Perform
the test of 4.6.2 to determine compliance with 3.3.2.3.
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