MIL-DTL-915/8H
Visual and dimensional .......................................................................................................... No failure
Hydrostatic (open end) - 500 lbf/in2, in 2 hours, in3, maximum .......................................................... 0
Conductor capacitance (type DSS only) - pF/ft at l kHz maximum .................................................. 45
(measurement shall be made with black conductor connected to shield at one end of specimen)
Drip - at 95 ± l°C............................................................................................................................. Zero
Group B:
Bending endurance - at minus 40 ± 2°C on 4-inch maximum diameter mandrel,
cycles ...................................................................................................................... 1000
Physicals (unaged)
Insulation (conductor)
Tensile strength - lbf/in2 ..........................................................................................600
Elongation - percent, minimum ............................................................................... 300
Jacket (cable)
Tensile strength - lbf/in2 minimum ........................................................................ 1800
Elongation - percent, minimum ............................................................................... 300
Set - inch, maximum ................................................................................................. 3/8
Group C:
Physicals (aged)
Insulation (conductor)
Air pressure heat
Tensile strength - percent of unaged, minimum............................................65
Elongation - percent of unaged, minimum....................................................65
Jacket
Hot oil immersion
Tensile strength - percent of unaged, minimum............................................65
Elongation - percent of unaged, minimum....................................................65
Permanence of printing (jacket) - cycles, minimum .......................................................................250
Cable filler removability ........................................................................................................ No failure
Shield - conformance to material coverage and construction ............................................... No failure
QUALIFICATION INSPECTION:
Qualification inspection shall include basic electrical, all of groups A, B, and C, plus the
following:
Hydrostatic (open end), after bending endurance - at 500 lbf/in2,
in 2 hours, in3, maximum.......................................................................................................... 0
Pressure cycling (DSS-3 only) - at 500 lbf/in2 percent of variation
in mutual capacitance, maximum ..........................................................................................10
Insulation resistance (after 90-day immersion in tap water)
megohms/1000 feet, minimum
Conductor to conductor............................................................................................500
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