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|  MIL-R-23016(Wep)
(Continued)
3.1.11.2
(d) Corrosion-resistant, internal-threaded inserts or protec-
tive antiseize compounds on internal threads shall be used
where necessary in cadmium-plated parts.
3.1.11.2.1
Color of Type II Treated Parts:
The use of clear or bleached chromates is prohibited. Unless
otherwise specified, colored chromates as they normally occur
in processing are desired. Olive drab or black is acceptable
when specified.
Cases and Front Panels:
3.1.11.3
Equipment installed in the cockpit area shall be lusterless black,
color number 27038 in accordance with Standard FED-STD-595, or
black wrinkle finish. Equipment to be viewed in dark adaptation
areas shall be lusterless black finish as above. Finish of all
other equipment shall be color number 36231, in accordance with
Standard FED-STD-595 (formerly specified as dark gull gray of
ANA Bulletin No. 157).
Fasteners and Assembly Screws:
3.1.11.4
External fasteners and assembly screws which are manipulated,
loosened, or removed in normal processes of installing and
servicing the equipment shall be of such color as to provide
strong contrast with the color of the surface upon which they
appear. The contrasting colors may be applied at assembly as
required. Other external fasteners and assembly screws shall
be similar in color to the surface upon which they appear.
Ferrous Alloys:
3.1.11.5
Corrosion-resistant ferrous alloys shall be given a passivation
treatment but need not receive any other protective plating or
finish, unless such plating or finish is necessary or desirable
for electrical or mechanical reasons. Straight chromium stain-
less steels shall not be required to receive passivation treat-
ment if corrosion-resistant requirements are met. Ordinary iron
and steel shall be plated or finished in accordance with the
applicable specification listed in ANA Bulletin No. 400. The
iron or steel laminations used in magnetic circuits need not
be plated or given a protective finish if they are otherwise
protected against corrosion.
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