MIL-PRF-29504B
4.7.1.1.2 Sample unit preparation. No preparation of the sample unit is
required for group A inspections. Unless otherwise specified herein, sample
unit termini for group B and C inspections shall be fully assembled utilizing
a length of cable, at least 5 meters long, compatible with the terminus under
test. The non terminus fiber ends of the cable shall be optically finished to
permit optical assessment of the terminus.
4.7.1.1.3 Specimen. A specimen shall be a sample unit prepared in
accordance with 4.7.1.1.2.
4.7.1.2 Group A inspection. Group A inspection shall consist of the
inspection tests specified in table II. The inspection tests may be performed
in any convenient order.
4.7.1.2.1 Sampling plan. Tests shall be performed on 100 percent of the
product supplied under this specification.
4.7.1.2.2 Failures. One or more failures shall constitute group A
inspection failure of the sample unit.
4.7.1.2.3 Disposition of sample units. Sample units that have failed any
of the group A inspection tests shall not be shipped or submitted for group B
testing.
TABLE II.
Group A inspection.
Inspection
Requirement
Test method
Visual and mechanical
4.9.3
3.6.1
Size 1/
4.9.5
3.6.3
Identification marking
-
3.8
Workmanship
1/
In-process controls may be used by the manufacturer in lieu of
this group A test.
4.7.1.3 Group B inspection. Group B inspection shall consist of the
inspections and optical tests specified in table III and shall be performed on
sample units which have been subjected to and passed group A inspection. The
maximum time from the end of one group B inspection to the beginning of the
following group B inspection shall be not greater than 24 months.
TABLE III.
Group B inspection.
Inspection
Requirement
Test method
4.9.7
3.6.5
Circular runout
4.9.8
3.6.6
Terminus retention
Terminus engagement and
separation force
4.9.9
3.6.7
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