Heat Shrink Tubing

Adhesive-lined Flexible Polyolefin Tubing-3:1

Durable flexible polyolefin adhesive-​lined shrink tubing offers superb environmental protection for a wide assortment of electronic wiring components including wire splices, wire and cable bundles and harness breakouts. Ideal for applications involving automotive, truck, and marine cable and wiring components, flexible adhesive-​lined heat shrink tubing offer exceptional protection, even in the harshest, most extreme environments.

Bulk Order Pricing: Call 1-888-991-8616 or Contact Sales


Adhesive-lined Flexible Polyolefin Tubing-3:1


Showing 8 Products

Additional Information

This adhesive-​lined shrink tubing - 3:1 - flexible Polyolefin has a minimum shrink temperature of 250°F (121°C), where it will quickly shrink down to 33% of its original size creating a skin tight, water resistant, seal. The environmental temperature of the 1/8 inch polyolefin heat shrink tube is -55°C (-67°F) to 110°C (230°F), however, adhesive reflow will occur at temperatures above 80ºC (176ºF). Nelco Products offers this 1/8" adhesive lined heat shrink tubing in three different colors: Clear, black, and red. The black and red are UL Recognized.

Physical Property

Typical Value-US Units (metric)


Tensile Strength +

2100 psi


Ultimate Elongation



Longitudinal Change

+1, -15%


Secant Modulus (2%)

17,000 psi


Specific Gravity



*Heat Aging (168 hrs. @175°C)

Elongation 175%


*Heat Shock (4 hrs. @ 250°C)

No dripping, flowing, cracking


*Low Temperature Flexibility (4 hrs @

-55°C )

No Cracking



Self-Extinguish meets UL 224 All-Tubing Flame Test (jacket)


Volume Resistivity

1014 ohm/cm


Dielectric Strength

700 V/mil


Chemical Property (Test Method)

Typical Value


Corrosion Resistance (Copper Mirror)



Fungus Resistance



*Low Temperature Flexibility



Fluid Resistance



Application Specifications


SAE-AMS-DTL-23053/4; Class 3; AMS-3634; UL File E157227; ABS; RoHS Compliant

*Outer wall only