MIL-F-51318A(EA)
4.1.2 Objective evidence. The contractor shall provide objective evidence
acceptable to the contracting officer that the requirements of 3.1 and section
5 for which specific inspection has not been provided in this specification
have been satisfied.
4.2
Quality conformance inspection.
4.2.1 Lotting. A lot shall consist of the M6A2 filter units produced by one
manufacturer, at one plant, from the same materials, under essentially the same
manufacturing conditions. However, no more than one lot of gas filters shall
be represented in any one lot of finished filter units.
Sampling shall be
4.2.2 Sampling for examination and nondestructive tests.
conducted in accordance with MIL-STD-105.
4.2.3 Inspection procedures.
4.2.3.1 For examination and nondestructive tests. Sample packaged filter
units shall be examined and tested in accordance with MIL-STD-105 and with the
classification of defects below. Filter units shall be tested for performance
(4.2.4) prior to packaging. Packaging inspection (4.2.3.2(c) shall be con-
ducted prior to the examination of the filter units.
4.2.3.2 Classification of defects.
(a) Filter unit, gas-particulate, EMD, 300 CFM, M6A2 (Drawing
5-19-5379).
Acceptance standards
Defects
Categories
None defined
Critical:
AQL 0.65 percent defective
Major:
4.2.4.1
Impeller alignment
101
AQL 1.0 percent defective
102
Component missing, incorrect or
incorrectly assembled
103
Workmanship (see 3.4)
Minor:
AQL 2.5 percent defective
Protective finish missing or incorrect
201
202
Marking missing, incorrect or illegible
203
Electric motor driven blower performance
curve missing
4
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