MIL-DTL-29478A(MC)
Classification
Examine
Defects
Major
Minor
A
B
c. One or both eyelet covers
231a
not covering eyelet.
d. Width of collar eyelet cover
369
less than 1-5/8 inches or more
than 1-7/8 inches.
e. Felling on front edge and
232a
along lower corner of one or
both eyelet covers omitted.
f. Felling along lower corner
370
of one or both eyelet covers
extending for a distance of
more than 3/4 inch.
4.4.3.4. Finished measurements. Any measurements deviating from
the nominal dimensions and tolerance specified in Table II shall
be classified as a size measurement defect. Sleeve lengths
uneven by 1/2 inch or more shall be classified as size
measurement defect.
4.5. Tests.
4.5.1
Lacquer tests.
4.5.1.1. Liver of sulfur. The samples to be tested shall be
immersed in a two percent by weight chemically pure liver of
sulfur (potassium sulphide) water solution, at a temperature of
100°F, for not less than three minutes. The samples shall then
be removed and rinsed in warm, then cold, then hot water, after
which they shall be wiped gently in an absorbent cellulose
material or whirled to remove residual moisture, and allowed to
air dry at room temperature for a period of one hour. There
shall be no change in the appearance of the lacquered surfaces
except for a slight overall yellowing and not more than three
dark spots, each not exceeding 1/32 inch largest dimension.
4.5.1.2. Tackiness. At room temperature (60° to 80°F) press a
piece of tissue paper against the lacquered surface for 30
seconds, using any pressure capable of being exerted by the thumb
and two fingers. The tissue shall not adhere to the lacquered
surface, but shall fall free when pressure is released.
72
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