MIL-PRF-62198A(AT)
TABLE I. Classification of defects. (continued)
Category
Defect
Method of
inspection
203
Improper marking (see 3.6).
Visual
204
Improper workmanship (see 3.7).
Visual
1/ SIE = Standard Inspection Equipment
TABLE II. Classification of inspections.
Characteristic
Requirement
Inspection
First
100%
article
acceptance
Torque
3.4.1
4.6.4
X
X
Pressure drop
3.4.2
4.6.5
X
X
External leakage
3.4.3
4.6.6
X
X
Internal leakage
3.4.4
4.6.7
X
X
Proof pressure
3.4.5
4.6.8
X
X
Burst pressure
3.4.6
4.6.9
X
High temperature
3.4.7.1
4.6.10.1
X
Low temperature
3.4.7.2
4.6.10.2
X
Shock resistance
3.4.7.3
4.6.10.3
X
X
Vibration resistance
3.4.7.4
4.6.10.4
X
Endurance
3.4.8
4.6.11
X
4.3 Conformance inspection. Conformance inspection shall include the examinations of
4.4 and the tests of 4.5.
4.4 Examination.
4.4.1 Sampling. Samples from an inspection lot for conformance inspection shall be
selected in accordance with ANSI/ANSI Z1.4. Each sample selected shall be inspected as
specified herein for the defects listed in table I. Conformance to a lot shall be accepted when zero
(0) defects are found and rejected when one (1) or more defects are found.
4.5 Acceptance tests (100 percent). Each selector valve assembly shall be subjected to
the inspections specified in table II. Failure of any inspection shall be cause for rejection.
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