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20/02/2026

Heat Shrinkable Tubing Thin Wall with Adhesive Liner 4:1 L=1,2m 4/1 black
Art.-No. 318-40400 | TA42-4/1-PO-X-BK

TA32 and TA42 are UL224 listed adhesive lned tubing. Available in 3:1 and 4:1 ahrink ratio.

Heat Shrink Tubing 4:1 with adhesive

TA32 and TA42 are UL224 listed adhesive lined tubing. Available in 3:1 and 4:1 shrink ratio.

TA32 and TA42 are thin wall adhesive lined heat shrink tubing similar to TA30 and TA40 respectively, however both TA32 and TA42 have an outer wall that is highly flame retardant and are UL224 approved.

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Heat shrinkable tubing adhesive lined - 1.2 m lengths >

Base Data

Application	The high expansion ratio makes it possible to repair most damaged cable jackets without removing connectors.
Behaviour at Heat Shock	not cracking, not dripping, not fluid
Brand Family	TA42
Color	Black (BK)
Heat Shock Test	4h/250°C
PART DESCRIPTION	TA42-4/1-PO-X-BK
Packaging Type	pcs.
Part No.	318-40400
Product family	Insulation
Type	TA42-4/1

Product Dimensions


For Object Outside Diameter	1.6-3.4 mm
Length (metric)	1.2m
Printable	No
Recovered Diameter (metric)	1.0mm
Shrink Ratio	4:1
Supplied Diameter (metric)	4.0mm
Volume Resistance	10¹⁴ Ω cm
Wall Thickness (metric)	1.00mm

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Material and Specifications

Adhesive	Hot melt adhesive
Dielectric Strength	20kV/mm
Dielectric Strength test method	ASTM D876
Elongation at break (min.)	350%
Elongation at break test method	ASTM D638
Flammability	UL 224 VW-1
Material	PO-X
Material	Polyolefin, cross-linked (PO-X)
Min. Shrink Temperature	+230 °F (+110 °C)
Operating Temperature	-67°F to +257°F (-55°C to +125°C)
REACH Conformity	No
ROHS compliant	Yes
Test Method Tensile Strength	ASTM D638
UL File Number [Logo]	E198023 [RU]
UL Listed (US and Canada)	No
Volume Resistance test method	ASTM D876

Logistic and Packaging

Packaging 1 - Weight (kg)	0.44kg
Pkg. Qty.	250Pieces

More Information

Calculators

Calculator tool for Heat Shrink Tubing

Calculator tool for Heat Shrink Tubing

for TA42-4/1 - Art.-No.: 318-40400
In selecting the right shrink tubing size it is important to consider to "80:20 rule". Shrink tubing should recover at least 20% and maximum 80% of its potential shrink range.
According to which specification would you like to check if the selected product is suitable for your application?

diameter

Please enter either the smallest and/or the largest outer diameter of the substrate.

Min mm Max mm

Cross-Section

Please enter either the smallest and/or largest cross-section of the object to be covered.

Min mm² Max mm²

perimeter

Please enter either the smallest and/or largest perimeter of the object to be covered.

Min mm Max mm
Wall thickness calculator

Wall thickness calculator

for TA42-4/1 - Art.-No.: 318-40400

Depending on the substrate dimensions when Heat shrink tubing is recovered the diameter and the wall thickness will change. This Calculator aims to offer a theoretical wall thickness for this situation.Please enter the outer diameter of the object to be covered

Outer diameter of object (A)

mm

Inner diameter of tubing after shrinking (B)

mm

Wall thickness fully recovered ( C )

mm

Solutions

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