MIL-DTL-24640/7E
Group B:
Cold bending
No failure
Cross link proof test (percent, max.)
Jacket
50
Drip (type 1XMSOW only)
No failure
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.)
4
Gas flame (1 hour)
Not applicable
Group C:
Physicals (aged), air oven
Jacket
Tensile strength (percent of unaged, min.)
60
Elongation (percent of unaged, min.)
60
Permanence of printing (conductor insulation, cycles, min.)
Not applicable
Permanence of printing (jacket, cycles, min.)
125
Shield (conformance to material, construction and coverage)
No failure
Heat distortion (percent of unaged, max.)
30
Cable sealant removability (type 1XMSOW only)
No failure
Shrinkage
No failure
Surface transfer impedance
Milliohms per meter (max.)
700
EMP response (dB, min.)
60
Group D:
Flame propagation
No failure
Qualification Inspection:
Qualification inspection shall include basic electricals; groups A, B, C, and D; plus the following:
Aging and compatibility cable
No failure
Acid gas equivalent (percent, max.)
Jacket
2
4
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