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Polyolefin Heat Shrink Tubing
Adhesive-lined Semi-Rigid Polyolefin Tubing-4:1

Adhesive-lined Semi-Rigid Polyolefin Tubing-4:1

NP-421 offers superb, unbeatable environmental protection and is ideal for a wide range of electrical wiring applications including wire splices, wire bundles and harness breakouts. Polyolefin heat shrink tubing provides a quick, easy and highly efficient protection solution against a variety of harsh environments for automotive, truck and marine wire splices, harness breakouts, and more.

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Adhesive-lined Semi-Rigid Polyolefin Tubing-4:1

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  1. Nominal Size BEFORE Shrinkage: .450 Remove This Item
  2. Recovered Wall Thickness (Nominal): .043 in. 1.09 mm Remove This Item
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Color
  1. Black (1)
Length
  1. 4ft (1)
Nominal Size BEFORE Shrinkage
  1. .450 (1)
Recovered Wall Thickness (Nominal)
  1. .043 in. 1.09 mm (1)
Shrink Ratio
  1. 4:1 (1)
.450" Adhesive Heat Shrink Tubing - 4:1 - Semi-Rigid Polyolefin
Product Code: NP-421-450-0-4ft

Specs

Color Black
Length 4ft
Nominal Size BEFORE Shrinkage .450
Expanded I.D.(inch/mm) .450/11,43
Recovered I.D.(inch/mm) .105/2,67
Recovered Wall Thickness (Nominal) .043 in. 1.09 mm
Size 0.45
Shrink Ratio 4:1
Meltable Recovered Wall Thickness (Nominal) .053/1,35
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Additional Information

The heat shrink tubing shown on this page is semi-​rigid meaning that once the tubing has been shrunk, it loses its flexibility making it hard to bend or twist. It has a shrink ratio of 4 to 1 when heated to a temperature of 250°F (121°C) or above.

Key Features

  • Corrosive resistance: good
  • Resistance to fuels and oils: good
  • Resistance to fungus: excellent

Distinctive Characteristics of Polyolefin Heat Shrink Tubing 4:1 Semi-rigid adhesive lined

  • Minimum shrink temperature: 250°F (121°C)
  • Flammability: self extinguishing
  • Specific gravity: 1.25
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