MIL-DTL-24640/21E
Smoke index (max.)
Jacket
25
Fillers
45
Insulation
10
Toxicity index (max.)
Jacket
5
Fillers
5
Insulation
1.5
Durometer (jacket) - Type A (hardness, min.)
80
Weathering (jacket)
No failure
Fungus resistance
No failure
Abrasion resistance
No failure
Gas flame (3 hour)
No failure
Component wire
No failure
UNIT ORDERING LENGTHS:
Type and size
Feet (nominal)
FXW-3, FXW-4,
500
FXW-3, FXW-4
CHANGES FROM PREVIOUS ISSUE: Marginal notations are not used in this revision to identify changes with
respect to the previous issue due to the extent of the changes.
Custodians:
Preparing Activity:
Army MI
Navy SH
Navy SH
(Project 6145-2009-096)
Review Activities:
Army AR, AV, CR, CR4
Navy CG, EC
DLA CC
NOTE: The activities listed above were interested in this document as of the date of this document. Since
organizations and responsibilities can change, you should verify the currency of the information above using the
ASSIST Online database at https://assist.daps.dla.mil.
5
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