MIL-DTL-3661D
TABLE VI. Group C inspection.
Tests
Requirement paragraph
Method paragraph
Group 1 ( 3 sample units)
Contact spring pressure
Temperature cycling
Solderability
Sand and dust
Luminance
Terminal strength
Bushing torque
Vibration
Shock (method I or II, as specified)
Dielectric withstanding voltage
Group II (3 sample units)
Moisture resistance
Dielectric withstanding voltage
Group III (3 sample units)
Salt spray (corrosion)
Group IV (3 sample units)
Life (mechanical)
Life (electrical)
Press-to-test operation
Contact resistance
Lens torque
Dimmer torque
Socket shell torque
Dielectric withstanding voltage
1
As applicable.
2
When specified (see 3.2).
4.5.4.1 Sampling for group C inspection. Twelve sample units of lampholders, indicator lights, or
indicator-light housings of each style and at least one lens of each style, color and transmittance shall be selected
once a year or after 100,000 units have been produced whichever comes first. Thereafter, twelve sample units shall
be selected after 100,000 lampholders and so forth of each style have been produced or after three years, whichever
comes first.
4.5.4.1.1 Disposition of group C sample units. Sample units subjected to group C inspection shall not be
delivered as part of the lot under the contract or order.
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