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Convoluted FEP Tubing • Extra Flex AMS-T-81914/4

Convoluted FEP Tubing made from a clear Teflon FEP hose that is designed to meet Mil 81914/4 and engineered to be equal to that of Corrugated FEP Tubing where sharp turns and small band diameters are needed. Convoluted FEP Tubing is ideal for industries that require visible inspections of fluid transfers. FEP is an FDA approved materials and can be used in food and medical industry. Convoluted FEP Tubing ( SAE-AS81914/4 or Mil 81914/4 ) is a moderately high temperature material that has a non-stick surface, allowing easy cleaning. Mil-Spec Convoluted FEP Tubing is an excellent electrical insulator and resist most corrosive liquids including acids.


  •  Excellent UV Pass through with great optical clarity.
  • Great for longer length requirements.
  • Temperatures of up to 400°F.
  • Self Extinguishing and Non wetting.
  • FDA Compliant & USP Class VI Compliant.
  • Standard Flex Convoluted FEP Tubing • M81914/3

Extra Flex Convoluted FEP Tubing

IdentifierSizeMax. IDMin. IDMax. ODMax. WallConvo. / InchBend RadiusMil Spec 81914/4
111 1/81.1251.1051.390.02371.43081914/4-1010
121 1/41.2501.2051.539.0236.51.43081914/4-1012
131 1/21.5001.4371.832.0235.51.75081914/4-1013

Convoluted FEP Tubing per AMS-T-81914/4

Here at Tef-Cap Industries, we specialize in providing clients a range of high quality convoluted tubing products for use in aerospace, automotive, medical, military and other industries. These flexible and multi-purpose products can be used to provide insulation or harness cables, wires, fiber optics and more. For more information on applicability, customization and price, contact us.

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  • Extruded Tubing
  • Convoluted Tubing
  • Heat Shrink Tubing
  • Probe Covers
  • Other
  • Min Order
  • 100 to 200 ft
  • 200 to 500 ft
  • 500 to 1000 ft
  • Other

Office Location

Tef - Cap Industries Inc.
Park Valley Corporate Center
1155 Phoenixville Pike
Suite 103
West Chester, PA 19380
Phone : 610-692-2576
Mon-Fri : 8:00-5:00