MIL-DTL-23053/5C
TABLE II. Physical properties. 1/ - Continued
Characteristic
Requirement
Test procedure and condition
1014
Volume resistivity,
4.6.2 ASTM D876
Ohm-cm, minimum
Dielectric constant,
Classes 1 & 3 -
4.6.2 ASTM D150
maximum
3/
3.1
Class 2 - 2.7
Specific gravity,
Class 1 - 1.35
4.6.2 ASTM D792
Class 2 - 1.00
maximum
Class 3 - 1.50
Water absorption,
0.5
4.6.2 ASTM D570, 24 hrs. at
percent, maximum
23°C
Corrosion
No corrosion
4.6.10.1 and 4.6.10.2
175° ± 2°C (347° ± 4°F),
16 hours
Low temperature
No cracking
4.6.7.1 Classes 1 & 2:
flexibility
-55° ± 1°C (-67° + 2°F);
Class 3: -25° ± 1°C
(-13° ± 2°F)
Flammability
Class 1 - self-
4.6.14 Procedure B ASTM
extinguishing
D2671
within one
minute and no
more than 25
percent of in-
dicator flag
burned or char-
red. No drip-
ping, flowing of
large sizes;
Class 2 - N/A;
Class 3 - 4/
4.6.14 Procedure C ASTM
D2671
5
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