 |
|||
|
|
|||
| ||||||||||
|
|  MIL-P-45694(Ord)
4..6.1.2 S t o r a g e t e m p e r a t u r e . - E m p l o y i n g t h e s a m e e q u i p m e n t
that
is capable of maintaining the specified temperatures until
thermal stabilization is reached as used for the temperature test
of 4.6.1.1, the storage temperature test shall be conducted. in
accordance with Procedure II of Specification MIL-F-13926. However,
the temperatures specified in 3.5.2 shall apply. Upon completion
of the specified exposure, at which time the plotting board shall
be visually and manually inspected for evidence of damage or
defects, after which the plotting boards shall be tested in accordance
with 4.6.2 through 4.6.5 to determine compliance with the requirements
of 3.5.2.
4.6.2
Operability.- The requirements of 3.6 for operability
test shall be performed manually. The dial shall vbe removable with
normal pressure by the forefinger along the periphery of the dial
and the ball of the thumb on the pivot pin.
4.6.3
Marking and legibility.- The dial surface of the
plotting board shall be capable of accepting clear and legible
markings from a load pencil of a hardness of 2H under normal writing
pressure, and upon erasure with a commerical pencil eraser those
shall be no evidence of permanent marks, smudges or smears. The
surface shall be free of the defects speciifed in 3.7 the degree
or extent of which in, the judgment of the Government Represenative,
would not be mistaken by pencil marks. Lines and figures shall be
visually inspected to the requirement of 3.7 to determime Compliance
therein.
4.6.4 A c c u r a c y . - When one end of the index line of the
dial is in coincoincidence with either end of the "x" or "y" axis of
the base, the opposite end of the index line must coincide with
The opposite and of either the "x" or "y" axis within the tolerance
specified in 3.8 Axis "x" and "y" shall be considered as the
longest center lines of the grid.
4.6.4.1
A
check
of
concentricity
between
the
mil
graduations
of the dial
and grid spacings of the base with the respect to the
pivot point
shall be accomplished by laying gun anti target positions
on the dial
and reading gun target positions on the graduated scale
as outlined.
below.
7
|
|
Privacy Statement - Press Release - Copyright Information. - Contact Us |
Click
here for thousands of PDF manuals