MIL-PRF-49142B
4.5 Conformance inspection.
4.5.1 Inspection of product for delivery. Inspection of product for delivery shall consist of groups A
and B inspection.
4.5.1.1 Inspection lot. An inspection lot shall consist of all connectors of the same PIN produced
under essentially the same conditions, and offered for inspection at one time.
4.5.1.2 Group A inspection. Group A inspection shall consist of the inspections specified in table lII
in the order shown.
4.5.1.2.1 Sampling plan (group A). Table III tests shall be performed on a production lot basis.
Samples shall be selected in accordance with table IV. If one or more defects are found, the lot shall be
screened for that particular defect and defects removed. A new sample of parts shall be selected in
accordance with table IV and all group A tests again performed. If one or more defects are found in the
second sample, the lot shall be rejected and shall not be supplied to this specification.
TABLE Ill. Group A inspection.
Inspection
Requirement Test method
Sampling procedure
paragraph
paragraph
Visual and mechanical
3.1
4.6.1
examination
Material
3.3
4.6.1
Finish 1/
3.3.1
4.6.1
Dissimilar metals
3.3.2
4.6.1
Configuration and features (dimensions)
3.4
4.6.1.1
Marking
3.27
4.6.1
See table IV
Workmanship
3.28
4.6.1
Mating (visual indication)
3.4.2
4.6.1
Dielectric withstanding voltage
3.14
4.6.11
3.9
4.6.6
Hermetic seal (pressurized
connectors only) 2/
3.10
4.6.7
Leakage (pressurized connectors
only) 2/
1/ Verification of finish may be accomplished using the manufacturers process controls providing these
controls are clearly equal to or more stringent than the requirements of this specification.
2/ Pressurized connectors only.
4.5.1.2.2 Visual inspection (group A inspection). Each connector shall be visually examined for
completeness, workmanship, and identification requirements. Attention shall be given to those
assemblies that require a gasket to determine the condition of the gasket. Gaskets missing, twisted,
buckled, kinked, or damaged in any way shall be cause for rejection.
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