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TM 38-400/NAVSUP PUB 572/AFMAN 23-210 MCO 4450.14/DLAM 4145.12
established to reseal or repackage all damaged frozen
Approximate
Character of injury
lowest safe
when stored between
cargo before it stored or transshipped.
Commodity
temperature
32 . and safe tem-
F
F
perature
Pineapples ........................
45-50
Dull-green when rip-
(d) Detection of deterioration.  Deterioration
ened.
due to time in storage and/or variations temperatures
Potatoes ............................
38
Mahogany browning
(Chippewa and
can be detected by organoleptic inspection for such
Segao), sweetening.
defects as dehydration (freezer burn), undue softness or
Pumpkins and
50
Decay, especially
hardshell squashes.
alternaria rot.
mealy texture, discoloration, off odor, evidence of
Sweetpotatoes ...................
55
Decay, pitting, inter-
weeping and evidence rancidity, and/or mold.
nal discoloration.
Tomatoes, ripe ..................
45-50
Watersoaking and
softening, decay.
(e) Initial quality or grade. The initial quality
Mature-green .....................
55
Poor color when ripe,
alternaria rot.
of a product at time of receipt by the Government is an
important  factor  which  influences  storage  life
(4) Recommended average storage period for
expectancy. Initial quality of the product is determined
frozen perishable subsistence.
by method of processing a handling as well as the grade
of the ingredients.
(a) Temperature. Storage temperature for all
frozen subsistence items shall not exceed 0 . During
F
(f) Limitations.
Frozen subsistence items
shipment, the temperature shall not be higher than 10
with a recommended average storage life of months or
. For ice cream, the recommended temperature is -
F
less should not be stored for shipment to overseas
10 . and in no case should the temperature exceed 0
F
areas. Such items will have exceed the recommended
.
F
storage life prior to issue overseas areas.  Prior to
shipping frozen subsistence items with a recommended
(b) Condition.  The recommended average
average life of 1E than 6 months, a careful inspection by
storage periods listed for frozen items are based on the
veterinary personnel should be made with a view toward
assumption that products delivered to the Government
assuring that there is sufficient storage life remaining to
were processed and procured in accordance with current
enable routine issue within the oversee command.
specifications and were in good condition at time of
delivery. Condition should be the deciding factor when
determining if an item is suitable for shipment to an
(g) Approximate storage life. Storage life the
overseas area.  Exception to this rule is listed in (f)
total elapsed time from date of pack to date issue for
below.  In no case should a product received in a
immediate consumption. The approximate storage life
thawed state be refrozen for storage.  Thawing will
given in tables below is the best estimate of expected
reduce the average storage life of most frozen
life, based upon experience gained through subsistence
subsistence items below the desired economical storage
procured and stored accordance with the applicable
period.
specifications a regulations. Specific lots of subsistence
may be expected to show signs of quality loss within +
percent of the time listed. Therefore, procedure shall be
(c) Packaging. The nature and condition of
established to provide surveillance from time of receipt
the packages are important factors which influence
until the subsistence is issued a consumed.  The
storage life expectancy. Example: packaging materials
frequency of inspection should established through
permeable to water vapor or which are defective will
actual  experience  with  various  products  and  as
permit dehydration by sublimation (freezer burn) or
prescribed in pertinent military publications.
other defects and materially detract from the quality and
appearance of the stored product. A program should be
Table 5-1. Storage Life of Frozen Subsistence
(0 . or Below)
F
See footnotes at the end of the table.
Approximate stor-
age life (months)
Apples ........................................................................................................................................................................
18
Apple juice, concentrated ...........................................................................................................................................
30
Asparagus ..................................................................................................................................................................
12
2,3
Bacon
slab, vacuum packed .............................................................................................................................................
12
sliced, nonvacuum pack .........................................................................................................................................
2
sliced, vacuum pack................................................................................................................................................
6
5-43

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