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AUTOMATIC FREE SHIPPING $49+
AUTOMATIC FREE SHIPPING $49+

Heat Shrink Tubing - 1/2" ID - 3:1 Ratio - Dual Wall Adhesive Lined Polyolefin - Flexible - Flame Retardant - Black

Original price $4.44 - Original price $4.44
Original price
$4.44
$4.44 - $4.44
Current price $4.44
SKU HSDW-31-050-BK-4
MFTR PART# HS378-BK
Length: 4 Feet

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Automatic Free Shipping On Orders $49+

Product Features:

  • Available in multiple lengths for versatile use
  • UL Listed (E536025) and RoHS compliant
  • Black tubing offers UV protection
  • Dual-wall, adhesive-lined design creates a watertight seal
  • 3:1 shrink ratio with minimal lengthwise shrinkage
  • Flexible and durable, ideal for insulation, wire bundling, harnessing, and strain relief
  • Creates professional, watertight terminations for braided sleeving
  • 4’ sticks shipped folded to reduce shipping costs; un-folded shipping available on request
  • Lengthwise shrinkage approximately 7-9% during shrink process

Technical Specifications Data:

  • Inside Diameter (Expanded) - 0.500" (12.7 mm)
  • Inside Diameter (Recovered) - 0.195" (4.95 mm)
  • Minimum Wall Thickness (Recovered) - 0.035" (0.89 mm)
  • Shrink temperature: 158°F–248°F (70°C–120°C)
  • Inner adhesive melt temperature starts at: 158°F - 176°F (70°C - 80°C)
  • Operating Temperature Range: -67°F to 275°F (-55°C to 135°C)
  • Flame Retardant 
  • High Resistance to chemicals and oils
  • Rated for 1000v 

Note: Our Diameters for Heat Shrink Tubing Are Measured As ROUND TUBE, NOT FLAT. 

At Heatshrinktubing.com, we are dedicated to providing you with high-quality products and exceptional service. Please review our shipping and return policy below:

Shipping Policy:

  • All orders are processed and shipped within [1] business day.
  • We Partner with [Fedex, UPS & USPS] to ensure your order reaches you safely and promptly.
  • Shipping costs are calculated at checkout based on the Dimensions, weight and destination of your order.

Return Policy:

  • Customers have 30 days from the date of receiving their order to initiate a return.
  • Please note that all cut-to-length orders (including but not limited to 10, 25, 50, 100-foot cuts) are non-returnable and considered final sale.
  • Only uncut, full spool lengths are eligible for return.
  • Returns must be shipped at the customer’s expense.
  • To initiate a return, please contact our customer service team with your order number and reason for return.
  • Returned items must be in their original condition and packaging.
  • Once we receive and inspect the returned item, we will process a refund or exchange, depending on your preference.

Thank you for shopping with Heatshrinktubing.com!