
Heat Shrink Tubing, HIS-3-Bag, 3:1 Shrink Ratio, 1/4", 6.4/2.0 Dia, PO, Clear, 10/pkg
• 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.

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.
Heat Shrink Tubing, HIS-3-Bag, 3:1 Shrink Ratio, 1/4", 6.4/2.0 Dia, PO, Clear,
Nominal Diameter (Imperial)
Nominal Diameter (Metric)
Wall Thickness WT (Imperial)
Wall Thickness WT (Metric)
Polyolefin, cross-linked (PO-X)
UL 224 VW-1 (except clear)

Operating Temperature (Metric)
-67°F to +275°F (-55°C to +135°C)
Reach Complaint(Article 33)
Certification/Specification WEB
SAE - AMS - DTL-23053/5 Class 2 (clear) UL | ANSI/UL 224 SAE - AMS -
DTL-23053/5 Class 1 and 3
UL Recognized (US and Canada)
Package Quantity(Imperial)
Package Quantity (Metric)
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