MIL-DTL-1407D
location and height of the numbering shall be as shown on Drawing 5-7-31.
3.8 Interchangeability. All component parts of any one unit shall be fabricated to be interchangeable with the
like parts of any other unit furnished under any one contract,
3.9 Workmanship. The complete pin set shall be free of sharp edges, burrs, cracks, splinters, and fractures.
Crimped edges of the case shall be tight. The enamel finish shall be free of runs, thick places, streaks, poor
coverage, wrinkles, and blisters. The pin point shall be sharp and smooth.
4. VERIFICATION
4.1 Preproduction sample inspection. When a preproduction sample is required, it shall be examined for
defects as listed in table II and dimensions specified.
4.2 Inspection. Sampling for inspection shall be performed in accordance with ASQ Z1.4. Unless otherwise
specified, the Acceptable Quality Limits (AQLs) listed in this section shall be used to established the sample
sizes, however, the acceptance number shall be zero.
4.2.1 Component and material inspection. Components and materials shall be inspected and tested in
accordance with all the requirements of referenced specifications, drawings, and standards unless otherwise
excluded, amended, modified, or qualified in this specification or applicable purchase document.
4.2.2 In process inspection. Inspection shall be made to determine that surfaces of the carrier case are
cleaned and conditioned before painting in accordance with TT-C-490 and application of primer coating on all
surface; of the carrier case are in accordance with 3.6.2.1. Whenever non-conformance is noted, correction shall
be made to the affected items and lot in process.
4.2.3 End item inspection. The inspection lot shall consist of all completely fabricated pin sets offered for
inspection at one time. The sample unit shall be one complete pin set.
4.2.3.1 Visual examination. Examination of the end item shall be made in accordance with the classification of
defects in table II. The inspection level shall be level II with an acceptable quality level (AQL) of 2.5 for major
defects and 6.5 for total defects, expressed in terms of defects per hundred units.
TABLE II. Classification of defects
Classification
Examine
Defect
Major
Minor
Finish
Not as specified
X
Carrier case
Color does not conform to No. 24084
X
Streaks, runs, thick places, poor
coverage, wrinkles and blisters,
X
foreign matter imbedded in the finish
Pins and trays
Not a natural finish; contains
dirt, oil, or foreign matter
X
Workmanship and
Brass corroded
X
construction
5
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