MIL-DTL-43002E
Table II. Rubber tests
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Characteristic
Requirement
Test
paragraph
method
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Ultimate elongation:
before aging
Table I
ASTM-D-412 1/
after aging
Table I
ASTM-D-412 1
& ASTM-D-573 2/
Hardness
before aging
Table I
ASTM-D-2240 3/
after aging
Table I
ASTM-D-2240 3/
& ASTM-D-573 2/
Cold resistance
Table I
ASTM-D-1053 4/
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1/ Die No. III shall be used to cut test specimens.
2/ Except that test specimens shall be aged for 3 hours at 600oF.
3/ The Shore-A-Durometer shall be used to measure the hardness.
4/ The temperature of the exposure shall be -85 oF and the heat transfer medium shall be
methanol. The exposure time shall be 20 minutes.
4.4.3 End item visual examination. The end item shall be examined for the defects listed in
Table III and applicable to the construction (A or B) furnished. The lot size shall be expressed in
units of shields. The sample unit shall be one shield. The inspection level shall be II.
TABLE III. End item visual defects
Classification
Examine
Defect
Major
Minor
Main piece
Tear, cut or hole (excepting pinhole)
101
Abrasion, resulting in thin or weak place or
exposure of uncoated cloth structure
102
Blister or soft lump
103
Hard lump exceeding ½ inch in combined
length and width directions, clearly noticeable
201
Crease or wrinkle resulting in doubling that
cannot be corrected by manual pressure or
adhesion of surfaces against each other
104
Area devoid of coating, measuring more than
1 inch in any lineal direction
105
Area devoid of coating, measuring 1 inch or less
in any lineal direction
202
Color not as specified
203
Coating tacky
106
Rubber collar Crack, check, pit or blister
107
Tear, void, sunburst, lump or shrinkage mark
108
Color of molded rubber collar does not
approximate camouflage green 483
204
Shade does not match approved guide sample
205
Thread
Not natural color.
206
6
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