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|  MIL-R-81158A(WP)
3.4.4.1 The direct current resistance between the shell of P802 and the
threaded hole marked GRD (located on the panel mounting flange) shall not
exceed 0.20 ohm.
3.5 Environmental requirements
3.5.1 Vibration. The rear cover, mounted rigidly on a vibration device
as specified in 4.5.2, shall be capable of meeting the following vibration
requirements:
3.5.1.1 Vibration, transportation. The rear cover, preserved and pack-
aged and packed as specified in the contract or order, shall be capable
of withstanding the vibration tests specified in 4.5.2.1, and thereafter
shall show no damage and shall meet all the performance and product
requirements of this specification.
3.5.1.2 Vibration, nonoperating. The rear cover, less pack and packag-
ing and self-mounted as specified in 4.5.2.2, shall be capable of withstand-
ing the vibration tests specified in 4.5.2.2 and thereafter shall show no
damage and shall meet all performance and product requirements of this
specification.
3.5.1.3 Vibration, operating. The rear cover, self-mounted as speci-
fied in 4.5.2.3, shall be capable of withstanding the vibration tests
specified in 4.5.2.3 and, during and after the tests, shall show no
damage and shall meet all performance and product requirements of this
specification.
3.5.2 Shock. The rear cover, mounted as specified in 4.5.3, shall be
capable of meeting the following shock requirements:
3.5.2.1 Shock; transportation, storage and handling. The rear cover,
preserved and packaged and packed as specified in the contract or order,
shall be capable of withstanding the shock tests specified in 4.5.3.1,
and thereafter shall show no damage and shall meet all performance and
product requirements of this specification.
3.5.2.2 Shock, nonoperating. The rear
cover, less pack and packaging
and self-mounted as specified in 4.5.3.2,
shall be capable of withstand-
ing the shock tests specified in 4.5.3.2,
and thereafter shall show no
damage and shall meet-all performance and
product requirements of this
specification.
3.5.3 Temperature. The rear cover shall be capable of meeting the
following temperature requirements:
3.5.3.1 Temperature, nonoperating condition. The rear cover shall be
capable of withstanding temperatures between minus 65 degrees F and 160
degrees F for 76 hours as specified in 4.5.4.1, and thereafter shall show
no damage and meet all performance and product requirements of this spec-
ification.
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