MIL-G-60143A(MU)
(Copies of specifications, standards, drawings, and packaging data sheets
required by suppliers in connection with specific procurement functions
should be obtained from the procuring activity or as directed by the con-
tracting officer.)
REQUIREMENTS
3.
in the contract.
3.2.1
Treatment. moisture and fugus -resistant. - The rate gyro-
fungus resistance I n
accordance
scopes shall be treated for moisture and
with MIL-T-152.
3 . 2 . 3 D i e l e c t r i c s t r e n g t h . - The leakage current shall not exceed
1 . 0 milliampere (ma) when 115 + 10 volts root mean square (Vrms), at 400
cycles per second (cps) is applied between i s o l a t e d e l e c t r i c a l c i r c u i t s ,
a n d between the gyroscope case and circuits isolated from the case for a
p e r i o d o f 1 0 + 2 sec.
3.3 General speciFication.- The contractor shall be responsible for
a d h e r e n c e to the following requirements of MIL-F-13926:
Dimensions and tolerances
(a)
(b) Inorganic protective surface finishes
(c) Part, identification and marking
(d) Workmanship
(e) Soldering electrical connections
3.4
Environmental.
3 . 4 . 1 Storage temperature.- The rate gyroscopes shall meet the per-
0
f o r m a n c e requirements of 3.5 at 60 t o 9 0 ° F a h r e n h e i t ( F ) a f t e r b e i n g
subjected to ambient temperatures at -80° and at +160°F.
3.4.2 Operating temPerature.- The rate gyroscopes shall meet the
performance requirements of 3.5 while exposed to-temperatures at -40° and
at +150° Fahrenheit (F).
3 . 4 . 3 A l t i t u d e . - T h e rate gyroscopes shall meet the performance
requirements of 3.5 at an altitude of 30,000 feet above sea level.
3.4.4 S h o c k . -
T h e rate gyroscopes shall withstand impact shocks up
to 15 G's, each impulse having a time duration of 11 + 1 milliseconds.
Subsequently, the rate gyroscopes shall meet the performance requirements
of 3.5.
2.
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