Flexible PVC Tubing
Very Low Temperature

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7444 Flexible PVC Tubing Product Photo

Product Description:

Grayline 7444 is a flexible polyvinyl chloride tubing designed to remain flexible in very low temperature environments.  This flexible PVC tubing finds uses typically in aircraft and aeronautical devices, but because it is a high quality tubing, it is suitable for any commercial applications which encounter very low temperatures.

  • Standard Packaging: Reels or Cut to Customer Specifications
  • Standard Colors: Clear, Black,
  • Available Options:
    • Custom ID-Wall
    • Custom Colors
    • UV Resistance
    • Printing
    • Hot Stamping

Specifications/Agency Ratings

  • FMVSS302
  • SAE-AMS-I-7444-A
  • MIL-I-7444-D: Type I (clear only), Type III, Class I & II
  • EU Directive 2000 / 53 / EC (ELV)
  • EU Directive 2011 / 65 / EU (RoHS2)
  • EU Directive 2015 / 863 (RoHS3)


  • Operating Temperature is -68° to 60°C
  • Extreme Low Temperature Flexibility
  • Highly Flame Retardant
  • Fungus Resistant
  • Lead Free


Durometer Hardness, Shore A (15sec.)71ASTM D2240
Tensile Strength (psi)2100ASTM D412
Elongation (%)400ASTM D412
Specific Gravity1.18ASTM D792
Brittleness Temperature, Pass °C-68ASTM D746
Flame Resistance (Average Burn Time, Sec.)4SAE-AMS-I-7444-A
Dielectric Strength (Volts/Mil)500ASTM D149
Heat Aging (% of un-aged specimen)
  Tensile Strength (%)
  Elongation (%)

Note: MIL-I-7444-D has been replaced by SAE-AMS-I-7444


The values listed in this bulletin, to the best of our knowledge, are accurate. They are typical performance results and are not intended to be used as design data. We disclaim all liability in connection with the use of information contained herein or otherwise.

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