MIL-DTL-24643/4E
TABLE I. Details.
Overall
Voltage
Insulation
Conductors
Insulation
Conductor
diameter
withstand
Military
thickness
resistance
resistance
conductor
part no.
min.
Type and size
minimum
maximum
to
No. of
min.
max.
M24643/4
average
AWG
(megohms)
(ohms)
conductor
condr.
(inch)
(inch)
(inch)
(volts)
-01UO
LSMCOS-2
2
18
0.023
0.440
0.460
2000
200
6.96
-02UO
LSMCOS-4
4
18
0.023
0.490
0.510
2000
200
6.96
-03UN
LSMCOS-5
5
20
0.013
0.375
0.390
1000
100
11.28
-04UN
LSMCOS-6
6
20
0.013
0.460
0.480
1000
100
11.28
-05UO
LSMCOS-7
7
18
0.023
0.575
0.595
2000
200
6.96
REQUIREMENTS:
Qualification required.
INSPECTION:
Basic Electricals:
Conductor resistance (ohms/1000 feet at 25 °C, max.)
See table I
Voltage withstand (volts, root mean square, min.)
Conductor to conductor
See table I
Conductor to shield (pair or overall)
500
Overall shield to ground (LSMCOS-2, -4, and -7 only)
1500
Insulation resistance (megohms/1000 feet, min.)
Conductor to conductor
See table I
See table I
Conductor to shield (pair or overall)
Conductor continuity
No failure
Shield continuity
No failure
Group A:
Visual and dimensional
No failure
Group B:
Cold bending (flexing cable)
No failure
Thermoset proof test (percent, max.)
Insulation
50
Jacket (when tested at 200 °C)
50
Physicals (unaged)
Insulation (extruded)
2
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