01 March 2005
connector several times to clean. Rinse with Isopropyl
Alcohol, TT-I-735, and allow to dry.
Compound, Corrosion Preventive
The application of Water Displacing Corrosion
Preventive Compound, Ultra-Thin Film,
Avionics Grade, MIL-C-81309 Type III, will
assist in displacing any moisture present from
the metallic surfaces in connector internal
e. After sealant application, position the connector
so that the connector face is parallel to the floor. This
b. Apply a light film of Water Displacing Corrosion
allows the sealant to flow to a uniform thickness over
Preventive Compound, Ultra-Thin Film, Avionics Grade,
the back of the connector during initial cure. After 30
minutes, the connector may be placed in any position,
the internal sections of the connectors, plugs, and
although the cure will continue for about 24 hours.
f. Contactors may later require replacement. After
making such a replacement, add a drop of the sealant
c. Tilt connector down, if possible, to drain excess.
around the replaced wire near the rear of the grommet.
Position connector face parallel to the floor for 30
minutes for initial cure.
d. Prior to connecting threaded sections of
g. Connectors exposed to severe environments,
connector, plug, or receptacle backshells, treat
such as wheel wells, wing butts, or bilges, may be
threaded area with Water Displacing Corrosion
taped using Electrical Insulating Tape, 604-1 (black)
Preventive Compound, Ultra-Thin Film Avionics Grade,
brushed over the tape.
e. Mate connector sections. Wipe off excess
6-3.11.4. Water-Displacement and Treatment. After
corrosion removal/cleaning or any time connectors,
treat as follows:
For connectors requiring frequent mating and
unmating, use Water Displacing Corrosion
Preventive Compound, MIL-C-81309 Type III.
f. For antenna connectors/cables, apply corrosion
a. Liberally apply Isopropyl Alcohol, TT-I-735
6-3.12. COAXIAL CONNECTORS. Coaxial connectors
require special steps in order to avoid water intrusion.
sections of male and female connectors using an Acid
connectors, and similar capacitive-type indicating
system connectors, will cause erroneous quantity