MIL-PRF-43906D
Any spot, stain or streak more than 1 inch in combined directions 1/
Any embedded foreign matter
Any scorch or burn
Defect
Any piece not uniformly finished (if finished)
Any objectionable odor 2/
Not clean
Curled, folded, scalloped or rolled edges
Any nonuniformity of color (color not showing solid coverage)
Any skitteriness, feathering or spew of pattern exceeding that shown by standard sample
(Type II only; applies to face side)
Pattern design or color placement not equal to pattern drawing (Type II only; applies to face
side)
Pattern colors not showing sharp demarcations between adjacent colors (Type II only; applies
to face side)
Pattern colors are not properly registered (Type II only; applies to face side)
Warpwise pattern repeat less than 24.75 inches or more than 29.25 inches (Type II only;
applies to face side)
1/ Clearly visible at normal inspection distance (approximately 3 feet).
2/ Odors of chemicals or commonly used finishes (i.e., coatings and films) shall not be
regarded as objectionable.
4.3.1.2 Roll identification examination. During the yard-by-yard examination, each roll in
the sample shall be examined for proper identification. Any roll in the sample that is not
labeled or ticketed in accordance with the Textile Fiber Products Identification Act or any
piece not marked with the word "Face", when required, shall be considered a roll
identification defect.
4.3.1.3 Shade and appearance examination. During the yard-by-yard examination, each roll
in the sample shall be examined on the face side for shade and appearance. If any roll in the
sample is off shade or shaded side to side, side to center, or end to end, or if any roll does not
have the same appearance as the standard sample, it shall be considered a shade and
appearance defect.
4.3.2 End item testing. The waterproof cloth shall be tested for the characteristics listed in
Table IV. The methods of testing specified wherever applicable and as listed in Table IV
shall be followed. The sample unit for testing shall be 3 continuous yards full width of the
finished cloth. The lot shall be unacceptable if any sample unit fails to meet any requirement
specified. All test reports shall contain the individual values utilized in expressing the final
results.
Lot size (yards)
Sample size (sample units)
800 or less
2
801 up to and including 22,000
3
22,001 and over
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TABLE IV. End item tests
Characteristic
Test method
Weight
ASTM D 3776 Method C (small swatch of
fabric method)
Breaking strength
ASTM D 5035 (1C-E or 1C-T)
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