U\)This specification covers conductor-insulated, jacketed, electrical cords used to fabricate combination headset-microphone extension cords and microphone extension cords for installation in defense aircraft equipped with intercommunication sets.

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MIL-DTL-5898H

4. VERIFICATION

4.1 Classification of inspections. The inspection requirements specified herein are classified as

follows:

a. First article inspection (see 4.4).

b. Conformance inspection (see 4.5).

4.2 Test equipment and inspection facilities. Test and measuring equipment and inspection facilities

of sufficient accuracy, quality, and quantity to permit performance of the required inspections shall be

used. The establishment and maintenance of a calibration system to control the accuracy of the

measuring and test equipment shall be in accordance with NCSL-Z540.3 or equivalent.

4.3 Test conditions. Unless otherwise specified in the applicable test method, inspections shall be

conducted under the following environmental conditions.

a. Temperature: 15 to 35 �C.

b. Pressure:

Normal atmospheric.

c. Humidity:

Prevailing ambient (25 to 90 percent relative).

4.4 First article inspection. When required (see 6.2), first article inspection shall consist of the tests

specified in table VII.

4.5 Conformance inspection. Conformance inspection shall consist of group A (see 4.5.2) and

group B (see 4.5.3) inspections, and shall be performed on every lot of cord procured under this

specification.

4.5.1 Lot. Unless otherwise specified (see 6.2), a lot shall consist of all cord of the same PIN,

produced under essentially the same conditions, and presented for inspection at one time.