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|  MIL-T-18847C(AS)
5.1 .1.4.3 Fittings unit pack. The cleaned fittings shall be placed in a
shipping container of appropriate size, conforming to PPP-B-636, Type CF
(corrugated fiberboard), class waterproof and water vapor resistant (WWVR).
The closure shall be In accordance with the appendix in PPP-B-636.
Preservation shall be in accordance with ASTM D 3951.
5.1.2 Commercial.
Packing shall be level A or Commercial.
5.2 Packing.
5.2.1 Level A. The tank shall be packed in a crate conforming to
MIL-C-52950, type meeting level A protection. The tank and any spare parts
(tail, tail fin, or tail cone) shall be securely mounted in the crate. The
tank shall be secured as far as possible by Its aircraft suspension points.
Saddles or other blocking shall be used only to prevent excessive motion of
the tank in the crate. Blocking, bracing, and cushioning shall be designed to
withstand the tests specified herein when the crate is fully loaded and fully
assembled for surface shipment. The fittings unit pack shall be secured to
the interior face of the crate.
5.2.2 Commercial.
The tank shall be packed in accordance with ASTM D 3951.
5.3 Marking. The shipping containers and the fittings unit pack shall be
marked in accordance with MIL-STD-129.
6. NOTES
6.1 Intended use. The external fuel tanks covered by this specification
are Intended for use on aircraft which require carrying external fuel on
missions subject to fuel fire and gunfire. The use of Type I (non-survivable)
and Type H (survivable) facilitates the procurement of any external fuel tank.
6.2 Ordering data.
Acquisition documents should specify the
6.2.1 Acquisition requirements.
following:
a. Title, number, and date of this specification.
b. Type of tank (see 1.2 and 3.2)
c. Type of fuel quantity gaging system (see 3.5.1.10)
d. Type of tail fins (see 3.5.5)
e. Type of filling (see 3.6.1)
f. Electrostatic discharge test (see 4.6.22)
g. Flight testing (see 4.6.24)
h. Preservation, packaging, and packing (see section 5)
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