MIL-PRF-49142/4H
Withdrawal force test:
Steel test pin diameter: .037 inch (0.94 mm) maximum.
Withdrawal force: 2 ounces (0.56 N) minimum.
Test pin finish: 16 microinches (0.406 µm).
Permeability: Applicable.
Hermetic seal: See table I.
Leakage: Connector shall be mounted in mounting hole shown on figure 1 with mating end
capped. Air pressure: 30 lbf/in/in.
Insulation resistance: 5,000 megohms.
Conductor retention: 6 pounds (26.69 N), minimum, axial force.
Dielectric withstanding voltage: At sea level, 1,200 V rms, between center conductor and intermediate
conductor. 500 V rms, between intermediate conductor and outer conductor.
Corrosion (salt spray): Applicable.
Vibration: Applicable.
Shock: Applicable.
Thermal shock: Applicable.
Moisture resistance: Applicable.
Conductor resistance: In milliohms, maximum.
Initial
After environment
Connector type
Center conductor
Non-hermetic
2.0
2.5
Hermetic
12.0
12.5
Intermediate conductor
Non-hermetic
0.5
0.6
Hermetic
1.0
1.5
Outer conductor (Silver plated)
Non-hermetic
0.5
0.6
Hermetic
0.5
0.6
Outer conductor (Nickel plated) Non-hermetic
1.0
1.2
Hermetic
1.0
1.2
Corona level:
Altitude: 70,000 feet (4.437 kPa).
Voltage: 200 V rms, minimum.
RF high potential withstanding voltage:
800 V rms, between center conductor and intermediate conductor.
200 V rms, between intermediate conductor and outer conductor at 5 to 7.5 MHz.
Leakage current: Not applicable.
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