MIL-DTL-438C
4.2.4 Examination and tests. The wire samples shall be inspected in accordance with the inspection
provisions contained herein. Examinations and tests related to section 3 herein shall be performed on a
defect (individual characteristic) basis in accordance with MIL-STD-2073-1. Examinations and tests for
packaging, packing and marking shall be in accordance with MIL-STD-2073-1 and section 5 herein. The
tabulated classification of defects shall constitute the minimum inspection to be performed by the supplier
prior to Government acceptance or rejection by lot. The Government reserves the right to inspect for any
applicable requirement, and to reject individual non-conforming items.
4.2.5 Noncompliance. If a sample fails to pass any inspection, the contractor shall notify the cognizant
inspection activity of such failure and take corrective action on the materials or processes or both, as
warranted, on all units of product. Acceptance and shipment of the product shall be discontinued until
corrective action has been taken. After corrective action has been taken, the conformance inspection
shall be repeated on replacement articles. (This includes all tests and examinations, or only the test that
the original sample failed, at the option of the cognizant inspection activity.) Final acceptance and
shipment shall be withheld until inspection has shown that the corrective action was successful. In the
event of failure after re-inspection, information concerning the failure shall be provided to the cognizant
inspection activity.
4.2.6 Rejected lot. Failure of any sample to pass any inspection shall constitute a failure of the lot. If an
inspection lot is rejected, the contractor may rework the lot to correct the defects or screen out the
defective units, and resubmit the lot for re-inspection. Such lots shall be separated from new lots and
shall be identified as re-inspected lots.
4.3 Conformance inspection. Conformance inspection shall consist of groups A and B inspections as
specified in 4.3.2 and 4.3.3 respectively, and shall be performed on every lot of cable procured under this
specification. Sampling inspection shall be accomplished for each lot in accordance with 4.2.3.
4.3.1 Conformance test failure. Should any one item of a control test sample fail to meet the specified
test requirements, acceptance of the product will be suspended by the Government until necessary
corrections have been made by the contractor and the resubmitted samples have been approved.
4.3.2 Group A inspection. This inspection, including sampling, shall consist of the examinations of 4.5.2
4.3.3 Group B inspection. This inspection, including sampling, shall consist of the inspections
4.4 Inspection equipment. Inspection equipment and facilities shall be established and maintained.
ISO 10012-1 and NCSL Z540.3 or comparable standards are available as guidance. Except as otherwise
provided for by the contract, the contractor shall maintain all required measuring and testing equipment in
accordance with the applicable requirements specified in MIL-I-45607. The Government reserves the
right to use the test equipment for its own independent inspections to the extent that such use will not
unduly interfere with the contractor's delivery schedule.
4.4.1 Government furnished inspection equipment. Where the contract provides for Government
furnished test equipment, care and maintenance of test equipment shall be in accordance with the
applicable requirements specified in MIL-I-45607.
4.5 Test methods and procedures.
4.5.1 Material. Laboratory tests shall be made to determine the composition of the material by approved
analytical methods. The composition shall be in accordance with 3.2. Laboratory designation shall be as
specified in 6.2.
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