WPI General Connector and Amphenol are
manufacturers of QPL approved Mil-DTL-22992 connector
products for the most extreme environments. CDM stocks
several sizes and varieties to fulfill most government
contractor and OEM requirements. CDM also has extensive
cable assembly capabilities and together with our principals
offer a comprehensive program for Class L cable assembly.
Below is a chart per the MIL Standards
that defines harsh environments:
| Condition |
Configuration |
Description |
Reference |
| Thermal Shock |
Unmated |
Five complete one hour temperature
cycles of
–55°C to +125°C |
MIL-STD-1344, method
1003, test condition A |
Moisture Resistance
(Cable mounted connectors) |
Mated |
Ten complete 24 hour cycles
of +25°C to
+65°C temperature at 90% to 98% humidity |
MIL-STD-202, method 106 |
| Durability |
Mated |
500 complete mating/unmating cycles |
MIL-DTL-22992 |
Salt Spray
(Corrosion) |
Unmated |
48 hour exposure to atomized 5%
saline solution at +35°C |
MIL-STD-1344,
method 1001 |
| Vibration |
Mated |
10 to 55 Hz, .06 inch total excursion
in 1 minute cycles for 6 hours, 55 to
2000 Hz, 10G peak amplitude sweep |
MIL-STD-1344,
method 2005 |
| High Impact |
Mated |
Nine hammer blows from 1, 3 and 5
feet,
three each in three axes on mounting panel |
MIL-STD-202,
method 207 |
| Heat Rise (Class L only) |
Mated |
Maximum rated DC current for four
hours at +25°C in still air |
MIL-DTL-22992 |
| Fluid Immersion |
Unmated |
20 hours immersion in hydraulic
fluid and lubricating oil |
MIL-DTL-22992 |
| Water Immersion |
Mated and
Unmated |
4 hours immersion at 1 atmosphere
pressure differential |
MIL-DTL-22992 |
