Sampling for examination

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MIL-V-46727C(AT)

4.5 Quality conformance inspection.

4.5.1 Sampling.

4.5.1.1 Lot formation. An inspection lot shall consist of all the valves of one type and part

number, from an identifiable production period, from one manufacturer, submitted at one time

for acceptance.

4.5.1.2 Sampling for examination. Samples for quality conformance examination shall be

selected in accordance with general inspection level II of MIL-STD-105. Before sampling may

be initiated, the contractor shall establish by examination of at least 20 consecutively produced

assemblies that the process average percent defective, as defined in MIL-STD-105, is not greater

than the specified AQLs.

4.5.1.3 Sampling for test. Samples for tests shall be selected in accordance with level S-3 of

MIL-STD-105.

4.5.2 Examination.

4.5.2.1 Acceptable quality level. Each sample selected in accordance with 4.5.1.2 shall be

examined to determine conformance to the following acceptable quality levels (AQL).

Classification

AQL

Major

1.0

Minor

2.5

4.5.2.2 Classification of defects. For examination purposes, defects shall be classified as

listed in table II.

TABLE II. Classification of defects.

Method of