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MIL-F-63281A (AR)
3.8.4 Environmental
conditioning.
3.8.4.1 Performance. The fuze, Dwg. 9260886, shall meet all
performance requirements after being subjected to any one or
combination of the following environmental conditions.
a. Temperature conditions. At -60 5F (-40 5F
for ballistic firing test), ambient (70 15F); +155
5F, for a minimum of 8 hours after stabilization.
Per MIL-STD-331, Test 105.1,
b.  Temperature and humidity.
limited to one 14 day cycle.
c.  Thermal shock.  The fuze shall withstand the thermal shock
test per MIL-STD-331, Test 113.
3.8.5 Safety.
3.8.5.1 Non-arming.  The fuze shall not arm when subjected to
an arming acceleration of 12.0 .5g for a minimum of 5 seconds
3.8.5.2 Mechanical interrupter. The fuze shall be incapable of
--.
being charged in the armed condition.
3.8.5.3 Jolt and jumble.  The fuze assembly shall be subjected
to and must withstand the jolt test specified in MIL-STD-331, with
the exception that the fuze shall not be disassembled and inspected
after the jolt test. After completion of the jolt test, the same
fuze shall be subjected to and must withstand the jumble test
specified in MIL-STD-331.
3.8.5.4  Fort y-foot drop.  The complete fuze warhead and motor
assembly shall withstand the forty-foot drop test specified in
MIL-STD-331. To satisfy the requirements of MIL-STD-331, the
disassembled fuze must display the following conditions:
a.  No loose explosive material shall be present in the fuze
body assembly.
The lock roller pin on the rotor shall not be broken.
b.
c.  The rotor shall be in the safe position, secured such that
it cannot be turned to the armed position with finger pressure.
The g-weight shall be in the fully safe position.
d.
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