MIL-DTL-55036C
4.5.2 Group B inspection. This inspection shall be listed in table IV and shall be performed on
inspection lots that have passed Group A inspection and on samples selected from units that have been
subjected to and met the Group A inspection.
4.5.2.1 Group B sampling plan. A sample of parts shall be randomly selected in accordance with table
V. If one or more defects are found, the lot shall be rescreeened and defects removed. After screening
and removal of defects, a new sample of parts shall be randomly selected in accordance with table V; 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 IV. Group B inspection.
Inspection
Requirement
Test method
Sampling
paragraph
paragraph
procedure
Physical requirements of jacket
See table V.
before aging
TABLE V. Sample sizes group B inspection.
Lot sizes
Tensile strength
Elongation
2 to 8
All
All
9 to 150
13
13
151 to 280
20
20
281 to 500
29
29
501 to 1,200
34
34
1,201 to 3,200
42
42
3,201 to 10,000
50
50
10,001 to 35,000
60
60
35,001 to 150,000
74
74
150,001 to 500,000
90
90
500,001 and over
102
102
4.5.3 Group C inspection. This inspection shall be listed in table VI and shall be performed on sample
units that have been subjected to and met group A and group B inspection. These units shall be taken
from the first cable produced and from every million feet produced or every 60 days whichever occurs
first. These samples shall be selected without regard to their quality.
TABLE VI. Group C inspection.
Inspection
Requirement
Test method
Number of sample units
Thermal stress cracking
6
Physical requirement of jacket after aging
6
Low temperature test after aging
12
Breaking strength
6
Flexing
1
Twisting
1
Impact
1
Repairs
N/A
4.5.3.1. Noncompliance. The contractor shall immediately report, in writing, each group C failure
occurrence, including details of the failure and characteristics affected. The contractor shall immediately
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