MIL-DTL-18266C
3.5.5 Ambient temperature cycling (see 4.6.9). The cord shall be able to withstand ambient
temperature cycling without degradation of performance. After meeting this requirement, the cord shall
meet the frequency response requirements of 3.4.1.
3.6 Identification.
3.6.1 Nomenclature. The nomenclature shall be in accordance with MIL-DTL-18307.
3.6.1.1 Cord. The complete cord shall have a metal band or other suitable means of marking to show
the designation P/O H-87B/U, contract number, and contractor's CAGE code designation in conformance
with MIL-DTL-18307 and as shown on figure 1.
4. VERIFICATION
4.1 Classification of inspections. The inspection requirements specified herein are classified as
follows:
a. Qualification inspection (see 4.2)
b. Conformance inspection (see 4.3)
4.2 Qualification inspection (see 6.4). Qualification inspection shall consist of all the requirements and
tests in table I and of this specification performed at a laboratory approved by the qualifying activity.
4.2.1 Qualification samples. Qualification samples shall consist of 10 (ten) complete cords of each
manufacturer's part number, for which approval is requested. In lieu of ten completed cords, the
manufacturer may, with the approval of the qualifying activity, submit 5 (five) complete cords and 5 (five)
cords complete, except for the transformer-plug. The samples submitted for qualification approval shall
be representative of normal production.
4.2.1.1 Scope. The qualification inspection shall consist of tests in the following categories.
a. Tests to determine the suitability of the cordage (see 4.5).
b. Tests to determine the suitability of the finished product (cord assembly, see 4.6).
4.2.2 Retention of qualification. Retention of qualification shall be made by means of certification
(DD Form 1718, Certification of Qualified Products, shall be used for obtaining certification). Failure to
provide certification shall be cause for removal from QPL.
4.3 Conformance inspection. The contractor shall furnish all samples and shall be responsible for
performing the required tests. All inspection and testing shall be under the supervision of the government
inspector. The contractor shall furnish test reports, in duplicate, showing quantitative results for all
acceptance tests. Such reports shall be signed by an authorized representative of the contractor or
laboratory. Conformance shall consist of the following tests:
a. Individual tests (see 4.3.1)
b. Sampling tests (see 4.3.2)
4.3.1 Individual inspections. Each cord (100 percent) shall be subjected to the tests specified under
conformance inspection, "Individual" in table I.
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