MIL-DTL-24640/12E
Wet dielectric test
2500 volts (root mean square)
Wrap test
Mandrel wrap test required
INSPECTION:
Basic Electricals:
Conductor resistance (ohms/1000 feet at 25 °C, max.)
44.24
Voltage withstand (volts, root mean square, min.)
Conductor to conductor
2000
Conductor to shield
1000
Component shield to shield
Not applicable
Insulation resistance (megohms/1000 feet, min.)
2500
Conductor and shield continuity
No failure
Jacket flaws
No failure
Group A:
Visual and dimensional
No failure
Capacitance
Mutual capacitance (at 1 MHz, picofarads/foot(pF/ft), max.)
33
Capacitance unbalance (percent, max.)
15
Characteristic impedance (at 1 MHz, ohms)
75 (min.), 105 (max.)
Watertightness (type 2XOW only)
No failure
(see table IX of MIL-DTL-24640 for limits of water leakage)
Weight
No failure
Group B:
Cold bending
No failure
Drip (type 2XOW only)
No failure
Cross-link proof test (percent, max.)
Jacket
50
Tear (lb/in thickness, min.)
35
Physicals (unaged)
Jacket
Tensile strength (lb/in2, min.)
1300
Elongation (percent, min.)
160
Attenuation (at 3 MHz, dB/100 feet, max.)
Not applicable
Gas flame (1 hour)
Not applicable
5
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