INCH-POUND
MIL-DTL-24640/12E
8 November 2011
SUPERSEDING
MIL-DTL-24640/12D
22 August 2002
DETAIL SPECIFICATION SHEET
CABLE, ELECTRIC, -20 TO +105 °C, 600 VOLTS, LIGHTWEIGHT, MULTI-PAIR,
26 AWG, TYPES 2XO AND 2XOW
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-24640.
Construction, Non-Watertight (2XO) and Watertight (2XOW)
First
19-strand, tin-coated copper conductor, 26 AWG. Watertight constructions shall be
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constructed with 7 strands.
Second
Component wires shall be SAE-AS81044/12, except identification shall be in accordance
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with the codes and methods of MIL-DTL-24640. Testing shall be in accordance with the
component wire ratings and requirements listed in the specification sheet. Conformance
testing shall be in accordance with SAE-AS81044 prior to cabling.
Two conductors twisted together. Pair lay length shall be in accordance with table II.
Third
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Twisted pair identification code, one black and one white, applied using Method 6, or
telephone color code applied using Method 3. For 2XO-77, if telephone color code is
used, repeat the color code of pairs 1-11, in sequence, for pairs 67-77.
Fourth
The required number of twisted pairs shall be cabled together in accordance with table III
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with a lay length not greater than 16 times the diameter over the outermost layer. Cable
sequence shall be consecutive, starting with number 1 from center outward. Fillers may
be used, as necessary, to form a round cable.
Fifth
Optional binder tape.
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Sixth
Braided shield, tin-coated copper strands. Braid must be constructed to meet surface
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transfer impedance requirements as listed herein.
Seventh
Optional binder tape.
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Cross-linked polyolefin jacket (see table I for thickness).
Eighth
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NOTE: Manufacturer's identification tape or thread is required (see 3.7.3).
AMSC N/A
FSC 6145
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