MIL-PRF-49080D
3.12
Workmanship. Workmanship shall be in accordance with 3.12.1 for the following:
a)
general requirements for plastic material and plastic parts
b)
mechanical operation of controls
c)
printed wiring assemblies and printed wiring boards
d)
screws & other threaded devices and related parts
e)
cleaning
f)
riveting
g)
soldering
h)
welding
i)
internal wiring practices including: slack, protection, clearance, splicing,
connections in general, grounding, shielding on wire and cable
j)
marking
k)
finish, protective
l)
CARC
Workmanship requirements. This requirement establishes the acceptance
3.12.1
workmanship criteria for electronic equipment.
3.12.1.1
Cleaning. After fabrication, parts and assembled equipment shall be cleaned of
smudges; loose, spattered or excess solder; weld metal; metal chips and mold release agents; or
any other foreign material which might detract from the intended operation, function or
appearance of the power supply.
3.12.1.2
Threaded part or devices. Screws, nuts and bolts shall show no evidence of
cross threading, mutilation, or detrimental or hazardous burrs, and shall be firmly secured.
3.12.1.3
Wiring. Wires and cables shall be positioned or protected to avoid contact with
rough or irregular surfaces and sharp edges and to avoid damage to conductors or adjacent
parts.
3.12.1.4
Shielding. Shielding on wires and cables shall be secured in a manner that will
prevent it from contacting or shorting exposed current-carrying parts. The ends of the shielding
or braid shall be secured to prevent fraying.
3.12.1.5
Exterior surfaces. All exterior surfaces shall be lusterless.
3.13
Requirements for applying Chemical Agent Resistant Coating (CARC).
3.13.1.1
Technical requirements. Exterior surfaces of the Power Supply shall be painted
with Lusterless Green 383 CARC in accordance with MIL-DTL-64159 or MIL-DTL-53039
(FED-STD-595 Color No. 34094). All coatings shall be obtained from a Qualified Products
List (QPL) source. Materials and processes used in the application of all preconditioning,
passivation, pretreatments, primers and final films shall be in accordance with MIL-DTL-53072
and shall meet all Verification Provisions of MIL-DTL-53072.
3.13.2
Visual inspection criteria (verification). Color match on the finished assembly shall
be per paragraph 3.3.3 of MIL-DTL-64159 or MIL-DTL-53039, as applicable.
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