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indicating proper flowing and wetting action, and shall not be
crystallized, overheated, or underheated. The minimum necessary
amount of flux and solder shall be used for electrical connect-
ions, resulting in visible wire contour for the finished joint.
Wherever practicable, excess rosin shall be removed with a wire
brush followed by a dry cloth; any resulting loose flakes of
rosin shall be carefully removed from the Inside of the equip-
ment. Insulatton material subjected to heating during the sold-
erlng operation shall be undamaged and parts fastened thereto
shall not become loosened. The connection shall not depend on
the solder for mechanical strength. At the point where wirea
are terminated by soldering, the wires shall be hooked, wrapped
around or otherwise mechanically secured to the terminals prior
to soldering. Mechanical loads shall not be imposed on solder
connections.
3.11.16 Cable and cable assemblies.- Where permitted by elec-
trical consi derat ion and space l imitations, the lengths of the
cable assemblies shall conform to approved Ordnance Corps Stand-
a r d s . The application of various types of cable shall be in ac.
cordance with the specifications listed in Table XIII wherever
possible.
Table XIII
Specification
Use
Combination power, data, and audio
frequency transmission, not to exceed
MIL-C-13777
b&o volts and 400 cps; good flexibility
Radio-frequency
JAN-C-17
3.11.17 Connectors
; plug and receptacle.- Plugs and receptacles
1 It ary St anda rds Preferred for Ordnance wherever
shall conform to
practicable.
Iieavy duty connectors shall be used in those ap-
plications required by the service conditions.
3.11.17.1 Radlo-frequency.- Radio-frequency cable connectors
shall conform to A S M A publication 49-2 wherever applicable.
3.11.18 Switches.
-
Switches shall conform to the
applicable
speclflcat ions
Lsted
in
Table
XXV
wherever
practicable.
Table XIV
4
switch Typ:
Specification
I
v
Rotary (circuit selector,
MIL-S -si'86
LOW capacity)
B
Sensitive
JAN-S-%3
r
Toggle
JAN-s-23
1
Vacuum
JAN-S-5'7
i
40
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