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|  MIL-C-11015E
4.6.2 Group C inspection. Group C inspection shall consist of the tests specified in table VII, in the order shown.
Group C inspection shall be made on sample units selected from inspection lots which have passed group A
inspection.
4.6.2.1 Sampling plan. Sample units shall be selected in accordance with 4.6.2.1.1 and 4.6.2.1.2. The number of
sample units to be inspected for each sampling period shall be as specified in table VII. A different sample shall be
selected for each subgroup.
4.6.2.1.1 Every 4 months (Subgroups 1 through 3). Every 4 months sample units shall be selected and subjected
to the tests of subgroups 1 through 3 of table VII. Subgroups 1 and 2 may be checked during alternate
bimonthly periods.
4.6.2.1.2 Every 4 months (Subgroup 4). Every 4 months (every 6 months for styles CK60 through CK69), sample
units shall be selected and subjected to the test of subgroup 4 of table VII.
4.6.2.2 Failures. If the number of failures exceeds the number allowed in table VII, the sample shall be
considered to have failed.
4.6.2.3 Disposition of sample units. Sample units which have been subjected to group C inspection shall not be
delivered on the contract or purchase order.
TYPE VII. Group C inspection.
Number of
Test
Requirement
Test
Number of
failures
paragraph
paragraph
sample units
allowed
to be
1/
inspected
Every 4 months (subgroup 1)
Voltage-temperature limits
3.18
4.7.15
Vibration, high frequency
3.11
4.7.8
12
1
Thermal shock and immersion
3.12
4.7.9
Salt spray (corrosion)
3.13
4.7.10
(styles CK70, CK72, CK80)
Every 4 months (subgroup 2)
Shock, specified pulse (all styles
3.10
4.7.7
(except CK22 and CK27)
12
1
Terminal strength
3.14
4.7.11
(when specified, see 3.1)
3.17
4.7.14
Resistance to soldering heat (all
styles except CK22, CK27,
CK75, CK79, and CK85)
Moisture resistance
3.15
4.7.12
Every 4 months (subgroup 3)
10
1
Marking legibility (laser marking
3.22
4.7.17
only)
Every 4 months (subgroup 4)
(every 6 months for styles
CK60 through CK69)
12
1
Life (at elevated temperature)
3.19
4.7.16.2
1/ A sample unit having one or more defects shall be charged as a single failure.
10
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