MIL-DTL-915/58F
TABLE I. Details.
Overall diameter
Cable
jacket
thickness
Minimum
Maximum
nominal
Type and
Number of
(inches)
(inches)
conductors
(inch)
size
0.500
0.480
0.060
7
MWF 7
0.635
0.605
0.065
MWF 10
10
0.635
0.605
0.065
14
MWF 14
0.745
0.710
0.085
19
MWF 19
0.836
0.800
0.085
24
MWF 24
0.945
0.905
0.110
30
MWF 30
1.045
1.005
0.110
37
MWF - 37
EXAMINATION AND TESTS:
Requirements
Basic electrical:
Conductor resistance - ohms/l000 feet at 25°C, maximum ................................................ 7.05
Voltage withstand - volts, root mean square, minimum
Conductor to conductor..........................................................................................2000
Conductor to water ................................................................................................. 1000
Insulation resistance - megohms-1000 feet, minimum
Conductor to conductor............................................................................................300
Conductor to water ................................................................................................... 300
Group A:
Visual and dimensional.............................................................................................. No failure
Hydrostatic (open end) (on every shipped length)
leakage at 1000 lbf/in2 , in 6 hours, in3 ...................................................................... 0
Group B:
Physicals (unaged)
Insulation (conductor)
Synthetic rubber
Tensile strength - lbf/in2, minimum ................................................ 700
Elongation - percent, minimum ...................................................... 350
Cross-linked polyethylene
Tensile strength - lbf/in2, minimum ....................................................................... 1800
Elongation - percent, minimum ............................................................................... 350
Jacket (cable)
Tensile strength - lbf/in2, minimum ....................................................................... 1800
Elongation - percent, minimum ............................................................................... 300
2
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