01 March 2005
Refer to NAVAIR 01-1A-505 (Navy), TO 1-1A-
Compound, Corrosion Preventive
14 (Air Force), or TM 55-1500-323-24 (Army)
for information on electrical connector caps.
9-22.214.171.124. Apply MIL-PRF-16173 Grade 4 with brush
9-3.2.3. Plastic or metal caps shall be used for
(Volume IV or V, Chapter 3), or spray an even, thin film
electrical connector protection, as specified in
to non-moving external areas.
9-2.7.3. Fasteners. Dip screws or fasteners in
use MIL-L-63460 or MIL-C-81309 Type II (Air Force
Use only special handling/shipping containers
may also use MIL-L-87177). When infrequent, use
for protection of avionics from shock.
MIL-C-16173 Grade 4 for long term protection.
9-3.2.4. Use cushioning material, cellular plastic film
9-3. PACKAGING, HANDLING, AND STORAGE.
(bubble wrap), PPP-C-795 Class 1 (Volume IV or V,
9-3.1. GENERAL. An avionic corrosion control
from handling and shock.
program must include procedures for packaging,
handling, and storage of avionic equipment and
9-3.2.5. Use plastic bags, A-A-1799 (Volume IV or V,
components. Preventive maintenance techniques are
rendered useless if these procedures are not followed.
small components and microminiature PCBs against
Materials used to package, handle, or store avionic
equipment must be compatible with the equipment
a n d environment. Refer to MIL-STD-2073/1,
9-3.2.6. Use unicellular polypropylene packaging
MIL-E-17555, NAVSUP 484 (Navy), TO 00-85-3 (Air
Force), and AR 746-1 (Army) for additional information
water vapor proof packaging material, MIL-PRF-131
on packaging and preservation.
p r o t e c t i o n of miniature/microminiature circuit
components, laminated circuit boards, and critical
a v i o n i c components against moisture and
Some avionic equipment contains ESDS
m o d u l e s or components. Maintenance
personnel should have ESD device handling
9-3.2.7. C o m p l y with the requirements of
procedures established by the applicable
MIL-STD-2073/1, MIL-E-17555, NAVSUP 484 (Navy),
service directives. Failure to do so will
TO 00-85-3 (Air Force), or AR 746-1(Army) when
jeopardize ESD device/mission integrity. Refer
shipping avionic equipment by air/surface.
recommended practices for ESD equipment,
9-3.2.8. For equipment requiring ESD protection, refer
modules, and components.
9-3.2. MAINTENANCE ACTIVITIES COMPLIANCE.
9-3.3. HANDLING. Damage has occurred to avionic
Organizational/Unit and Intermediate Maintenance
equipment because of incorrect/rough handling
Activities shall comply with the following:
between repair shops and incorrect packaging
methods. The best method of avoiding handling
9-3.2.1. Use only metal or preserved wooden shelves
damage when transporting equipment is through the
for storing avionic equipment and components.
use of cushioning material (bubble wrap), PPP-C-795
9-3.2.2. Provide polyethylene foam, A-A-59135 or
primarily used to absorb shock and is not intended as
a preservation material. Packaging materials may
as cushioning for equipment on shelves, or pallets. Do
absorb moisture through "breathing" as pressure
not use horse hair, sponge-rubber, or similar materials.
changes occur. Bubble wrap should be placed around
the component in both directions leaving the corners