MIL-DTL-3885G
4.3.4 Group C inspection. This inspection shall consist of the tests specified in
group A and B inspections. Sample units shall be selected at random without regard to their
quality. Sample units may be subjected to grand lot group C testing as explained in 6.4. A
declaration of participation in grand lot testing must be made prior to submission of samples for
group C inspection. If grand lot testing is not utilized, samples shall be selected from first units
produced at the start of production on each contract. Delivery of cable assemblies that have
passed group A and B inspection shall not be delayed pending results of group C inspection.
TABLE VIII. Group C-1 inspection.
Requirement
Test method
Number of test
Test requirement
paragraph
paragraph
samples
Durability
2 units
TABLE IX. Group C-2 inspection.
Requirement
Test method
Number of test
Test requirement
paragraph
paragraph
samples
Grind test
1 unit
Conductor insulation overcure
1 unit
*
Bend relief flexibility
1 unit
*
Vibration
1 unit
*
Ozone resistance
1 unit
* See 4.3.4.4.
TABLE X. Group C-3 inspection.
Requirement
Test method
Number of test
Test requirement
paragraph
paragraph
samples
Low temperature flex-life
1 unit
*
Thermal shock
1 unit
*
Moisture resistance
2 units
* See 4.3.4.4.
4.3.4.1 Group C-1 inspection. This inspection shall consist of the test specified in
table VIII and shall be performed every 1000 units or periodically, as specified in the contract
(see 6.2), whichever comes first.
4.3.4.2 Group C-2 inspection. This inspection shall consist of the tests specified in
table IX and shall be performed every 6000 units or periodically, as specified in the contract
(see 6.2), whichever comes first.
4.3.4.3 Group C-3 inspection. This inspection shall consist of the tests specified in
table X and shall be performed every 12,000 units or periodically, as specified in the contract
(see 6.2), whichever comes first.
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