MIL-PRF-17927D
b. Conformance inspection (see 4.3).
4.2 First article inspection. First article inspection shall consist of the examinations and the tests
specified in Table III.
4.3 Conformance inspection. The conformance inspection shall consist of the examinations and
tests as specified in Table IV.
Table III. First article inspection.
Examinations, Measurements and Test
Requirements
Test
Performed on Core
Hardness
3.2.1
4.4.2
Tensile strength and elongation
3.2.1
4.4.2
Comparison set
3.2.1
4.4.2
Oil immersion (volume change)
3.2.1
4.4.2
Heat resistance
3.2.1
4.4.2
Water resistance
3.2.1
4.4.2
Tear resistance
3.2.1
4.4.2
Performed on Finished Gasket
Adhesion
3.3
4.4.3
Sealing durometer
3.4
4.4.4
Tensile strength
3.5
4.4.5
Flame and heat resistance
3.6
4.4.6
Dimensions, tolerances and size
3.7
-
Toxicity
3.9
4.4.7
Table IV. Conformance inspection.
Examinations, Measurements and Test
Requirements
Test
Performed on Finished Gasket
Adhesion
3.3
4.4.3
Sealing durometer
3.4
4.4.4
Tensile strength
3.5
4.4.5
Flame and heat resistance
3.6
4.4.6
Dimensions
3.7
4.3.1 Sampling.
4.3.1.1 Lot. For the purposes of sampling, examination, and tests, a lot shall consist of all gaskets of the
same size, produced in one plant under essentially the same conditions, not exceeding 2500 feet and offered for
delivery at one time.
4.3.1.2 Sampling for examination. As specified in 4.3.3, a random sample of reels shall be selected
from each lot of gasket material for examination. Examination shall be in accordance with inspection level II of
ASQC Z1.4.
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