MIL-DTL-25867D
4.3 Qualification inspection. The qualification inspection shall consist of all the tests
specified in 4.5.
4.3.1 Test samples. The test samples shall consist of 13 gages representative of the production
equipment. The samples shall be identified with the manufacturer's part number and any additional
information required by the contracting official. Ten of the samples shall be subjected to only the
reliability test specified in 4.5.17. Three shall be subjected to all the tests except reliability. One of
these shall be subjected to the vent test specified in 4.5.18.
4.3.2 Test report. The contractor shall prepare and submit a test report. MIL-HDBK-831
may be used for guidance.
4.4 Conformance inspection. The conformance inspection shall consist of individual
tests and sampling plan A and B inspections as applicable.
4.4.1 Individual tests. Each production gage shall be subjected to the following tests as
described under 4.5:
a. Examination of product (see 4.5.1).
b. Scale and friction error (see 4.5.2).
c. Position error (see 4.5.3).
4.4.2 Sampling plan inspections.
4.4.2.1 Sampling plan A. Sampling and inspection shall be in accordance with MIL-STD-1916
for verification level I. Sampling plan A inspection shall consist of the following tests:
a.
Individual tests (see 4.4.1).
b.
Vibration (see 4.5.4).
c.
Low temperature (see 4.5.5).
d.
High temperature (see 4.5.6).
4.4.2.2 Sampling plan B. Unless otherwise specified, three gages shall be selected at
random from the first 15 gages produced on the contract or acquisition order and subjected to the
following tests:
a.
Sampling plan A tests (see 4.4.2.1).
b.
Seasoning (see 4.5.7).
c.
Endurance (see 4.5.8).
d.
Low pressure (altitude) (see 4.5.9).
e.
Low temperature exposure (see 4.5.10).
f.
High temperature exposure (see 4.5.11).
g.
Humidity (see 4.5.12).
h.
Salt-fog (see 4.5.13).
i.
Fungus (see 4.5.14).
j
Sand and dust (see 4.5.15).
k.
Overpressure (see 4.5.16).
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