MIL-PRF-9050G
4.3.2 Sample tests. After completion of the tests in 4.3.1, a sample of valves shall be selected in
accordance with ANSI/ASQ Z1.4 at a normal inspection level unless modified in the
procurement document (see 6.2), and be subjected to the following tests:
a.
Dimensions (see 4.6.2).
b.
Sustained flow (see 4.6.6).
c.
Endurance (see 4.6.10).
d.
Orientation (see 4.6.12).
4.4 Test conditions.
4.4.1 Test medium. The test medium used in qualification testing shall be gaseous or liquid
oxygen conforming to SAE AS8010, types I and II. Unless otherwise specified in the individual
test description, the test medium used in conformance testing shall be gaseous or liquid oxygen
conforming to SAE AS8010, types I and II or gaseous nitrogen conforming to A-A-59503 and
A-A-59155, type I, grade B, class 1 (see 6.5).
4.4.2 Temperature and pressure. Unless otherwise specified in the individual test description,
tests shall be conducted at ambient temperature and barometric pressure.
4.5 Requirements cross-reference matrix. Table II provides a cross-reference matrix of the
section 3 requirements tested or verified in the paragraphs below.
TABLE II. Requirements cross-reference matrix
Requirement
Verification
Requirement
Verification
3.1
4.2
3.5.5
4.6.10, 4.6.15
3.3
4.6.1, 4.6.8, 4.6.13
3.5.6
4.6.11
3.3.1
4.6.14
3.5.7
4.6.12
3.3.2
4.6.1
3.5.8
4.6.1
3.4.1
4.6.2
3.5.9
4.6.1
3.4.2
4.6.2
3.6.1
4.6.7, 4.6.8
3.5.1
4.6.1
3.6.2
4.6.9
3.5.2
4.6.4
3.7
4.6.3
3.5.3
4.6.5
3.8
4.6.1
3.5.4
4.6.6
3.9
4.6.1
4.6 Tests.
4.6.1 Examination. The valve shall be inspected to determine conformance to materials, age,
weight, tamper-proof relief pressure setting mechanism, inlet filter, interchangeability, and item
identification.
4.6.2 Dimensions. The valve shall be inspected to determine conformance to dimensions and
threads (see figure 1).
6
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