MIL-DTL-11134G
3.6.2 Humidity. The equipment shall exhibit no physical damage such as corrosion, rust, blistering, swelling or
deterioration of parts and materials, and shall meet the requirements of 3.5.3.1 and 3.5.4.1 during the operating times
specified in 4.7.2.
3.6.3 Altitude (Elevation). The equipment shall meet the requirements of 3.5.3.1 and 3.5.4.1 with no more than a 5
dB change in frequency response at altitudes up to 10,000 feet above sea level after storage at 50,000 feet above
sea level (see 4.7.3).
3.6.4 Leakage (Immersion). The equipment shall meet the requirements of 3.5.1, 3.5.3.1, and 3.5.4.1 following the
test of 4.7.4. There shall be no evidence of water leakage into the handset.
3.6.5 Blast. The equipment shall meet the requirements of 3.5.3.1 and 3.5.4.1 with no more than a 4 dB change in
frequency response for the microphone and 1.5 dB for the earphone following thirty (30) rounds of blast at a peak
pressure of 9.5 pound-force per square inch (psi) (see 4.7.5).
3.6.6 Vibration. The equipment shall meet the Requirements of 3.5.1 and 3.5.2, following the tests of 4.7.6.
3.7 Interchangeability. Like units, and replaceable parts shall be physically and functionally interchangeable,
without modification of such items or of the handset. For more information on handsets like units, assemblages,
3.8 Workmanship. Handsets shall be processed in such a manner as to be uniform in quality and shall be free of
cracks, chips, sharp edges, and burrs. Handsets shall be free from defects that will affect life, serviceability,
4. VERIFICATION
4.1 Classification of inspections. The inspection requirements specified herein are classified as follows:
a. First article inspection (see 4.2).
b. Inspections covered by subsidiary documents (see 4.3).
c. Conformance inspection (see. 4.4).
4.2 First article. Unless otherwise specified in the contract or purchase order, the first article inspection shall be
performed by the contractor.
4.2.1 First article units. The contractor shall furnish nine (9) first article units of Handset H-33 ( )/PT.
4.2.2 First article inspection. The first article inspection shall consist of the inspections specified in subsidiary
documents covering the items listed in 4.3, and the inspections specified for group A, group B. and group C (see
table I, table II, & table III respectively). The inspections shall be performed in the following order: 4.3, group A and
group B for all units; and group C as specified in table III. After completion of group C environmental tests,
conforming units shall be re-inspected and shall pass all group A inspection.
4.2.3 Failures. One or more failures shall be cause for refusal to grant first article approval.
4.3 Inspections covered by subsidiary documents. The following shall be inspected under the applicable
subsidiary documents as part of the inspection required by this specification, and the inspection requirement specified
in the contract or purchase order:
ITEM
WHERE REQUIRED
Construction
Finish
Marking
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