30/08/2026

Heat Shrink Tubing, Non-Adh, 2:1 Shrink Ratio, 0.19" Supp/.09" Recov Dia, PO-X, Black, 1000ft/reel


Part No. 300-73604

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  • Tubing is 2:1, thin wall and self extinguishing providing good resistance to common fluids and solvents.
  • Low shrink temperature gives excellent physical and electrical performance.
  • Available in multiple diameters and lengths offering several options to fit specific needs.


Brand Family TCN20
Color Black (BK)
Description TCN20 Heat Shrink is a general purpose, thin wall tubing used to protect electrical and mechanical wiring. Polyolefin material is self extinguishing and resistant against common fluids and solvents. The low shrink temperature and mechanical strength make this tubing widely used in the electric and electronics industry. Available in a wide range of diameters up to 2.0" (50.8mm) and multiple lengths. TCN20 Heat Shrink is UL224 125 °C 600V VW-1 and RoHS.
Elongation At Heat Aging 350%
Global Part Number TCN20-4.8/2.4-PO-X-BK
Heat Aging Test 168h/160°C
Minimum Tensile Strength At Heat Aging 14MPa
Part Number 300-73604
Product Family Heat Shrinkable Tubing
Product Subfamily Non-Adhesive 2-to-1 Shrink Ratio
Short Description Heat Shrink Tubing, Non-Adh, 2:1 Shrink Ratio, 0.19" Supp/.09" Recov Dia, PO-X, Black, 1000ft/reel
Type TCN20-4.8/2.4
Bundle Diameter Max. (imperial) 0.18"
Bundle Diameter Max. (metric) 4.8mm
Bundle Diameter Min. (imperial) 0.09"
Bundle Diameter Min. (metric) 2.4mm
For Object Outside Diameter 2.88-4.32 mm
Length (imperial) 1000.0ft
Length (metric) 304.8m
Longitudinal Change After Shrinkage +/-5%
Nominal Diameter (imperial) 0.19"
Nominal Diameter (metric) 4.8mm
Printable No
Recovered Diameter (imperial) 0.094"
Recovered Diameter (metric) 2.4mm
Shrink Ratio 2:1
Size (imperial) 3/16"
Supplied Diameter (imperial) 0.189"
Supplied Diameter (metric) 4.8mm
Tensile Strength 14MPa
Trade Size 3/16 "
Volume Resistance 10¹⁴ Ω cm
Wall Thickness (imperial) 0.019"
Wall Thickness (metric) 0.52mm
CE Certification No
CSA Certified No
Dielectric Strength (metric) 20kV/mm
Elongation at break (min.) 400%
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 +257°F (-55°C to +125°C)
Prop65 Warning No
REACH Conformity Yes
ROHS Compliant Yes
Self Extinguishing Yes
UL File Number [Logo] E125182 [cRUus], E143529 [cRUus]
UL Listed (US and Canada) No
UL Listed (US) No
UL Recognized (US and Canada) Yes
UL Recognized (US) Yes
UV Resistant No
Carton Qty. 2
Customs Number 3926909988
GTIN-13 / EAN 4031026479408
Harmonized Tariff Schedule Code 3926.90.9989
Packaging Type pack
Pkg. Qty. 1000ft
Pkg. Qty. 304.8m
Reel Length (metric) 300m
UPC 089306361350
Product Keyword flexible thin wall shrink tubing, thin wall shrink tubing, thin walled tubing, hcp, cp221, cp 221, cp-221, ul shrink tubing, ul listed shrink tubing,

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