INCH-POUND
MIL-DTL-24643/27F
1 October 2009
SUPERSEDING
MIL-DTL-24643/27E
22 August 2002
DETAIL SPECIFICATION SHEET
CABLE, ELECTRICAL, -20 °C TO +90 °C, 600 VOLTS, TYPE LS2AU
(INCLUDING VARIATION LS2AUS)
This specification is approved for use by all Departments and Agencies of the Department of Defense.
The requirements for acquiring the product described herein shall consist of this specification sheet and
MIL-DTL-24643.
This cable can be manufactured in two variations: LS2AU and LS2AUS (double overall shield).
Construction, Non-Watertight
First
Copper conductor, tin-coated, ASTM B286, Size 22 7strands.
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Second
Separator may be used at manufacturer's option where required to provide free-stripping
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insulation.
Third
Thermoset insulation. Minimum average wall thickness of 0.024 inch; telephone
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identification applied by Method 3.
Fourth
Two conductors cabled together with a lay not greater than 1½ inches.
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Fifth
Forty two pairs cabled with a lay in accordance with 3.4.4 of MIL-DTL-24643. Fillers
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may be used as necessary to form a firm well-rounded assembly. Cabling sequence shall
be consecutive, starting with no. 1. in the center outward.
Sixth
An optional binder.
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Seventh
Braided shield of tin-coated copper. Minimum coverage of 85 percent.
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Construction, Variant for Type LS2AU
Eighth
An optional binder.
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Ninth
Cross-linked polyolefin jacket. Minimum average wall thickness 0.060 inch.
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Construction, Variant for Type LS2AUS
Eighth
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Spirally wrapped 0.002-inch thick polyethylene (polyester film) separator tape with 25
percent minimum lap.
Ninth
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Braided shield of tin-coated copper. Minimum coverage of 85 percent.
Tenth
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An optional binder.
Eleventh
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Cross-linked polyolefin jacket. Minimum average wall thickness 0.060 inch.
AMSC N/A
FSC 6145
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