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|  MIL-D-81347C(AS)
material. The entire front mounting plate shall be finished with dark gull gray
except that lusterless black color No. 37038 shall be used for the Pilot Keyset.
3.5.54.2.3
Fasteners - Provisions for mounting to the airframe shall be as
Fasteners shall be in accordance with Specification MIL-F-25173.
specified by standard MS-25212.
For control panels larger than 6 inches, additional fastener studs shall be located so that no more than
4.875 inches of panel exists between stud centers. On any one panel, the fastener studs shall be
spaced at approximately equal intervals in the length direction. Installation provisions shall be in
accordance with Standard MS-25213.
Switch Mounting - All switches and/or indicators shall be
3.5.5.4.2.4
mounted with respect to the overlay panel accordingly the following definitions. No barrier mount-
ing type switches shall be used. Switches of the Jay-EI series 1064GE-1 type (or equivalent) shall
be positioned and hard mounted to the mounting plate so that the viewing screen protrudes through
the overlay panel. Hole clearances in the overlay panel between the edges of the overlay and edges
of the protruding light capsules shall be approximately 0.060 inch. Switches and/or indicators of
the Industrial Electronic Engineering Model 16417, 16418, 16416 and 16422 projection type readouts
(or equivalent) shall be positioned and hard mounted to the mounting plate. Individual openings in the
overlay r
panel, one for each 16418 (or equivalent) type shall be provided for these pushbutton type
readouts. The dimensions of these openings in the overlay panel shall be such that the translucent
viewing screen protrudes through the overlay panel to facilitate switch depression. Assemblies em-
ploying 16422 (or equivalent) type readouts shall be equipped with a continuous viewing screen of
translucent plastic embedded and cemented into the back of the overlay panel.
Rear Panel - Keyset and power supply in/out connectors shall
3.5.5.4.2.5
be secured to the inside surface of the rear panel. This panel, with all its associated power supplies
and connectors in place and hard mounted and wired, shall be physically separable from the structural
framework of the Keysets and attached thereto with screws. The length of the interconnecting cables
between the switches and indicators attached to the front mounting plate and these power connectors
shall be sufficient to permit rotating this rear panel about its diagonal to facilitate passing it through
the structural framework of the Keysets. Power supplies shall be mounted to the outside of the rear
panel.
Finish - The outside surface and edges shall be finished in the
3.5.5.4.2.5.1
same manner as the front and overlay panels.
Structural Framework - The structural framework of the Key-
3.5.5.4.2.6
sets shall be such as to provide access from front and rear only.
Finish - The outside surfaces of the Keysets shall be finished
3.5.5.4.2.6.1
in the same manner as the front and overlay panels.
315/316
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