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Heat Shrink Tubing

Flexible Polyolefin-2:1

This exceptionally durable, highly reliable general purpose polyolefin shrink tubing product offers a resilient, long- lasting, superior level of protection for a wide assortment of wires and cables across a range of everyday applications.

  • The Flexible Polyolefin Tubing features a 2:1 (50%) shrink ratio when heated to a minimum temperature of 212°F (100°C). The operating temperature of the of tubing is -67°F to 275°F (-55°C to 135°C) allowing you to use this in a multitude of installations.
  • The Polyolefin tubing is non- corrosive, non- nutrient and solvent resistant.
  • The Class 1 tubing meets self- extinguishing UL 224 All- tubing Flame test. The Class 2 tubing is not flame-retardant.
  • Flexible Polyolefin Tubing Product Compliance: The Flexible Polyolefin Tubing meets the following specifications: UL File E3910; ABS and ROSH Compliant; CSA LR38227; SAE- AMS- DTL- 23053/5, Class1,2; AMS- 3636, AMS- 3637. 
Product Code: NP-221-3/64

Specs

Expanded I.D.(inch/mm) .046/1,17
Recovered I.D.(inch/mm) .023/0,58
Recovered Wall Thickness (Nominal) .016 inch 0,41 mm
Size 3/64
Standard Spool 1000'
Shrink Ratio 2:1
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  • 100ft
  • 1000ft
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Product Code: NP-221-1/16

Specs

Expanded I.D.(inch/mm) .063/1,60
Recovered I.D.(inch/mm) .031/0,79
Recovered Wall Thickness (Nominal) .017 inch 0,43 mm
Size 1/16
Standard Spool 1000'
Shrink Ratio 2:1
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  • 100ft
  • 1000ft
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Product Code: NP-221-3/32

Specs

Expanded I.D.(inch/mm) .093/2,36
Recovered I.D.(inch/mm) .046/1,17
Recovered Wall Thickness (Nominal) .020 in. 0.51 mm
Size 3/32
Standard Spool 500'
Shrink Ratio 2:1
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Product Code: NP-221-1/8

Specs

Expanded I.D.(inch/mm) .125/3,18
Recovered I.D.(inch/mm) .062/1,57
Recovered Wall Thickness (Nominal) .020 in. 0.51 mm
Size 1/8
Standard Spool 500'
Shrink Ratio 2:1
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Product Code: NP-221-3/16

Specs

Expanded I.D.(inch/mm) .187/4,75
Recovered I.D.(inch/mm) .093/2,36
Recovered Wall Thickness (Nominal) .020 in. 0.51 mm
Size 3/16
Standard Spool 250'
Shrink Ratio 2:1
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  • 100ft
  • 250ft
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Product Code: NP-221-1/4

Specs

Expanded I.D.(inch/mm) .250/6,35
Recovered I.D.(inch/mm) .125/3,18
Recovered Wall Thickness (Nominal) .025 in. 0.64 mm
Size 1/4
Standard Spool 200'
Shrink Ratio 2:1
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  • 200ft
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Product Code: NP-221-3/8

Specs

Expanded I.D.(inch/mm) .375/9,53
Recovered I.D.(inch/mm) .187/4,75
Recovered Wall Thickness (Nominal) .025 in. 0.64 mm
Size 3/8
Standard Spool 200'
Shrink Ratio 2:1
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Product Code: NP-221-1/2

Specs

Expanded I.D.(inch/mm) .500/12,70
Recovered I.D.(inch/mm) .250/6,35
Recovered Wall Thickness (Nominal) .025 in. 0.64 mm
Size 1/2
Standard Spool 200'
Shrink Ratio 2:1
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Product Code: NP-221-3/4

Specs

Expanded I.D.(inch/mm) .750/19,05
Recovered I.D.(inch/mm) .375/9,53
Recovered Wall Thickness (Nominal) .030 in. 0.76 mm
Size 3/4
Standard Spool 200'
Shrink Ratio 2:1
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Product Code: NP-221-1

Specs

Expanded I.D.(inch/mm) 1.00/25,40
Recovered I.D.(inch/mm) .500/12,70
Recovered Wall Thickness (Nominal) .035 in. 0.89 mm
Size 1
Standard Spool 100'
Shrink Ratio 2:1
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  • 100ft
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Product Code: NP-221-1.5

Specs

Expanded I.D.(inch/mm) 1.50/38,10
Recovered I.D.(inch/mm) .750/19,05
Recovered Wall Thickness (Nominal) .040 in. 1.02 mm
Size 1-1/2
Standard Spool 100'
Shrink Ratio 2:1
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  • 100ft
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Product Code: NP-221-2

Specs

Expanded I.D.(inch/mm) 2.00/50,80
Recovered I.D.(inch/mm) 1.00/25,40
Recovered Wall Thickness (Nominal) .045 in. 1.14 mm
Size 2
Standard Spool 100'
Shrink Ratio 2:1
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  • 100ft
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Product Code: NP-221-3

Specs

Expanded I.D.(inch/mm) 3.00/76,20
Recovered I.D.(inch/mm) 1.50/38,10
Recovered Wall Thickness (Nominal) .050 in. 1.27 mm
Size 3
Standard Spool 50'
Shrink Ratio 2:1
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  • 100ft
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Product Code: NP-221-4

Specs

Expanded I.D.(inch/mm) 4.00/101,60
Recovered I.D.(inch/mm) 2.00/50,80
Recovered Wall Thickness (Nominal) .055 in. 1.40 mm
Size 4
Standard Spool 50'
Shrink Ratio 2:1
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Product Code: NP-221-5

Specs

Expanded I.D.(inch/mm) 5.00/120.00
Recovered I.D.(inch/mm) 2.50/61mm
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Product Code: NP-221-6

Specs

Expanded I.D.(inch/mm) 6.00/150
Recovered I.D.(inch/mm) 2.99/76,0
Recovered Wall Thickness (Nominal) .006/1,56
Size 6
Standard Spool 50'
Shrink Ratio 2:1
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  • 50ft
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Additional Information

Key Features of Polyolefin Heat Shrink Tubing

  • The Class 1 tubing meets self-​extinguishing UL 224 All-​tubing Flame test. The Class 2 tubing is not flame retardant.

Typical Characteristics of this Heat Shrink Tubing

The Flexible Polyolefin Tubing meets the following specifications:

  • UL File E3910
  • ABS, and ROSH Compliant
  • CSA LR38227
  • SAE-​AMS-​DTL-​23053/5, Class1, 2
  • AMS-​3636, AMS-​3637

Important Specification Values:

PropertyValues

Tensile Strength (PSI)

2400

Specific Gravity

1.3

Abrasion Resistance

Good