New Innovative Avionics Cooling Fan Tubing from Lone Star Aviation is designed with a smooth interior to allow for maximum airflow with a minimum loss of efficiency. The LS03-04000 Polyethylene tubing is flame retardant and made with a self-extinguishing material. It can withstand freezing temperatures as low as -30° F, as well as blistering heat as high as 160° F.

Polyethylene tubing Specs:

• Size .625 ISD 5/8 in
  
• Min. Temp -30° F
  
• Max Temp 160° F
  
• Material Polyethylene
  
• Color Black
  
• Interior Smooth wall
  
• Testing DO-160D
  
• Flammability UL94V-0
  
• Flammability FAR 23 appx F
  
• FAA-PMA DO-160D