MIL-DTL-55422B
3.9 Shock. When tested as specified in 4.5.2.4, there shall be no evidence of mechanical damage to the clip.
The clip shall retain a force on the test plug of not less than 80 percent as measured before the test.
3.10 Retaining and release force. When clips are tested as specified in 4.5.2.5, the force required to couple and
uncouple the clip shall be within the limits specified (see 3.1).
3.11 Dielectric withstanding voltage. When clips are tested as specified in 4.5.2.6, there shall be no evidence of
damage, arcing, or breakdown.
3.12 Cleaning and drying. Gaskets shall be cleaned and dried by any suitable process or processes that are not
injurious to the item.
3.13 Identification marking. The clips shall be legibly and durably marked with the Part or Identifying Number
(PIN) and the manufacturer's identification in accordance with MIL-STD-1285.
3.14 Recycled, recovered, or environmentally preferable materials. Recycled, recovered, or environmentally
preferable materials should be used to the maximum extent possible, provided that the material meets or exceeds the
operational and maintenance requirements, and promotes economically advantageous life cycle costs.
3.15 Pure tin. The use of pure tin, as an underplate or final finish, is prohibited both internally and externally. Tin
content of clip and solder shall not exceed 97 percent, by mass. Tin shall be alloyed with a minimum of 3 percent
lead, by mass (see 6.3).
3.16 Workmanship. The clips shall show no evidence of cracks, fissures, peeling, or chipping of the plating or
finish. When examined (see 4.4.1), there shall be no evidence of poor molding, poor fabrication techniques, or
foreign material.
4. VERIFICATION
4.1 Classification of inspections. The inspection requirements specified herein are classified as follows:
a.
First article inspection (see 4.2).
Conformance inspection (see 4.4).
b.
4.2 First article inspection. Component-materials inspection shall consist of verification that the component
materials listed in table II fabricating the electrical clips are in accordance with the applicable referenced
specifications or requirements prior to such fabrication.
TABLE II. First article inspection.
Component material
Requirement
paragraph
Insulation:
Ceramic
Silicone rubber
Metals:
Beryllium-copper alloy
Finish:
Tin plating
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