Heat Shrink Tubing
Art.-No. 308-30320 | HIS-3-BAG 3/1 BK-PO-X-BK

Thin wall, flexible 3 to 1 shrink ratio material accommodates a wide range of component shapes and diameters.
Meets UL224 VW-1 specifications, making it ideal for high heat applications (excludes clear tubing).
Polyolefin material provides excellent insulation and mechanical strength with good resistance to solvents, oils and fuels.
Available in bulk reels, sticks and convenience bags (HIS-3 bags), for small to large volume applications.

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Application	HIS-3 BAG tubings are useable for insulation and protection of cables and connectors
Behaviour At Low Temperature	not cracking
Behaviour at Heat Shock	not fluid, not dripping, not cracking
Behaviour at low Temperature test method	UL 224
Brand Family	HIS-Series
Color	Black (BK)
Description	TFN31 series heat shrink tubing features a flexible, thin wall and highly flame retardant polyolefin material with a higher operating temperature range than general-use heat shrink tubing. and offers good resistance to solvents, oils and fuels. The 3 to 1 shrink ratio accommodates a variety of component shapes and sizes. TFN31 tubing is available in bulk reels, sticks and convenience bags (HIS-3 bags), for projects of all sizes.
Elongation At Heat Aging	400%
Heat Aging Test	168h/175°C
Heat Aging test method	UL 224
Heat Shock Test	4h/250°C
Minimum Tensile Strength At Heat Aging	13MPa
PART DESCRIPTION	HIS-3-BAG 3/1 BK-PO-X-BK
Packaging Type	bag
Part No.	308-30320
Product family	Insulation
Short Desc.	Heat Shrink Tubing, HIS-3-Bag, 3:1 Shrink Ratio, 1/8", 3.2/1.0 Dia, PO, Black, 10/pkg
Type	HIS-3-BAG 3/1 BK


For Object Outside Diameter	1.44-2.76 mm
Length (metric)	200mm
Length 3 (imperial)	6.0"
Length 3 (metric)	152.4mm
Longitudinal Change After Shrinkage	+/-5%
Nominal Diameter (imperial)	0.13"
Nominal Diameter (metric)	3.2mm
Printable	No
Recovered Diameter (imperial)	0.039"
Recovered Diameter (metric)	1.0mm
Shrink Ratio	3:1
Supplied Diameter (imperial)	0.13"
Supplied Diameter (metric)	3.2mm
Trade Size	1/8 "
Tube Shape	Round
Volume Resistance	10¹⁴ Ω cm
Wall Thickness (imperial)	.022"
Wall Thickness (metric)	0.55mm

CSA Certified	No
Dielectric Strength	32kV/mm
Dielectric Strength test method	IEC 60243
Elongation at break (min.)	800%
Elongation at break test method	ASTM D2671
Flammability	UL 224 VW-1
Halogen Free	No
Material	PO-X
Material	Polyolefin, cross-linked (PO-X)
Min. Shrink Temperature	+212 °F (+100 °C)
Operating Temperature	-67°F to +275°F (-55°C to +135°C)
REACH Conformity	Yes
ROHS compliant	Yes
Test Method Tensile Strength	ASTM D2671
UL File Number [Logo]	E125182 [cRUus]
UL Listed (US and Canada)	No
UL Listed (US)	No
UL Recognized (US and Canada)	Yes
UL Recognized (US)	Yes
Volume Resistance test method	UL 224