MIL-DTL-24643/12F
TABLE I. Details.
Overall diameter max.
Roller diameter max.
Military part no.
Type and size
Number of pairs
(inches)
(inches)
M24643/12
-01UN
LSTTOP-3
3
0.480
1.4
-02UN
LSTTOP-5
5
0.590
1.8
-03UN
LSTTOP-10
10
0.700
2.1
-04UN
LSTTOP-15
15
0.830
3.0
REQUIREMENTS:
Qualification required.
INSPECTION:
Basic Electricals:
Conductor resistance (ohms/1000 feet at 25 °C, max.)
11.53
Voltage withstand (volts, root mean square, min.)
Conductor to conductor
2000
Insulation resistance (megohms/1000 feet, min.)
Conductor to conductor
100
Conductor continuity
No failure
Group A:
Visual and dimensional
No failure
Group B:
Thermoset proof test (percent, max.)
Insulation
50
Jacket (when tested at 200 °C)
50
Twisting and bending endurance (see table I for roller sizes)
At 75 °C (cycles, min.)
6000
At minus 30±2 °C (cycles, min.)
2000
Physicals (unaged)
Insulation (extruded)
Tensile strength (lb/in2, min.)
700
Elongation (percent, min.)
150
Jacket (cable)
Tensile strength (lb/in2, min.)
1300
Elongation (percent, min.)
160
2
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