MIL-DTL-25677E
4.3 Qualification inspection. Qualification inspection shall be performed at a laboratory acceptable to
the Government (see 6.3) on sample units produced with equipment and procedures normally used in
production. Use of alternate materials, plating, and processes shall be identified in the product test
documentation.
4.3.1 Test plans and qualification reports.
4.3.1.1 Test plans. Test plans shall be prepared and submitted in accordance with the requirements
of the qualification activity. The method of qualification proposed by the contractor is subject to the
approval of the qualification activity. Manufacturers shall discuss with the qualifying activity the test
specimens and test plans. These plans shall state specifically the component requirement to be verified
during the test, such as test fixtures, setup, conditions, and identification of the successor failure criteria
shall be included as appropriate.
4.3.1.2 Qualification reports. Qualification reports shall be submitted in accordance with
requirements of the qualifying activity. As a minimum manufacturers shall submit a report identifying test
specimens, and test results.
4.3.2 Test equipment and inspection facilities. Test and measuring equipment and inspection
facilities of sufficient accuracy, qualify and quality to permit performance of the required inspection shall
be established and maintained by the contractor. The establishment and maintenance of a calibration
system to control the accuracy of the measuring and test equipment in accordance with NCSL Z540.1
shall be required.
4.3.3 Samples for qualification. Samples for qualification shall be representative of the products
proposed to be furnished to the Government. Test samples, see table I, of each item to be qualified
shall be examined and tested by the contractor in accordance with this specification, and if request
samples shall be submitted to the qualifying activity. Each component shall be tested for qualification
individually. Tests requiring a test adapter, nozzle, pressure cap, or dust cap shall be conducted with an
adapter, dust cap, nozzle, or pressure cap that has been qualified in accordance with MIL-DTL-25677/1,
MIL-DTL-25677/2, MIL-DTL-25677/3, and MIL-DTL-25677/4, respectively and herein.
TABLE I. Sampling table. 1/
Adapter
Pressure cap Dust cap
Nozzle
Test
paragraph
11
5
5
5
Examination of product 2/
5
5
Connect disconnect 2/
5
5
Pressure 2/
1
1 Test nozzle Operation and leakage
1
1
Low temperature and leakage
1
High temperature and leakage
1
1
Pressure drop
1
1
1
1
Corrosion
1
1
Side load
1
Poppet spring
2
1
1
Vibration and leakage
2
1
1
Fire proof
All
All
All
All
Disassembly and inspection 3/
1/ Manufacturers may at their discretion may subject some components to multiple testing.
2/ Samples that under go examination of product, connect disconnect and pressure testing shall be
the samples subjected to the remaining qualification tests of table II.
3/ Number of samples applies only to components subjected to qualification testing.
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