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To get a detailed description of each category and it's available options, to help you make the correct selection.
Connectors
All the essentials for connections, including quick disconnect products, ring and spade terminals, butt connectors, ferrules, and more.
Tubing+Ties+Fasteners+Screws
A wide range of hardware, including ABS plastic, backstraps, cable ties, sleeving, grommets, heat shrink, spacers, snap bushings, clips and screws.
Tape+Adhesive+Sealants
Keep it together with high-quality 3M tape, tesa® tape, CA glue, Duramix, silicone, adhesives and other sealants designed for installers.
Fuse Products
Fuses, LED fuses, in-line fuse holders, fuse blocks, fuse panels, circuit breakers, fuse taps and time delay fuses available in a wide range of options.
Wire Cable Amp Kits
Audio connectivity solutions for speaker wire, specialty wire, RCA cables, amplifier install kits, power cables, capacitors, gauge reducers and more.
System Components
Sound system add-ons, including acoustic baffles, dual cone speakers, port tubes, speaker grilles and hardware, barrier strips and terminal cups.
Speakers & Accessories
Sound system add-ons, including acoustic baffles, dual cone speakers, port tubes, speaker grilles and hardware, barrier strips and terminal cups.
Bracketron Mounts
Keep your device accessible and powered up with mobile phone/tablet mounts for car dashboards, vents or windshields, and device charging cables and accessories.
LED Headlights
Need description.
Tools & Testers
The essentials for every installer! Hand tools, grounding or soldering kits, utility knives, crimping tools, wire strippers, circuit testers, multimeters and more.
Fabrication
Everything needed for tinting and custom fabrication, including automotive liners/carpet, build tools, vinyl wrap/tinting application and removal tools, cutting tools and more.
Sound Damping
Ballistic Sound Damping® kits and barrier products, designed to efficiently convert vibration to thermal energy and reduce road noise.
Mobile Solutions
Products designed for custom automotive installers, with steel spreaders, a variety of template sets, bit trays, bearing kits, template tape and more.
Protective Covers
Keep the vehicles you are working on safe and clean with protective vehicle covers, floor mats, and more.
Retail Program
Retailers can display all of their Install Bay polybag products on custom, free-standing displays.
< Back 3MHST38
3M™ Heat Shrink Tubing offers an outstanding balance of electrical, physical and chemical properties for a wide variety of industrial and military applications. Rated for 135°C continuous operation, tubing is split resistant, mechanically tough, easily marked and resists cold flow.

Heat Shrink tubing is rated for continuous operation at -55°C (-67°F) to 135°C (275°F), and is designed to withstand elevated temperatures to 300°C (572°F) for short periods. Minimum shrink temperature for tubing is 100°C (212°F).

  • Color: Black
  • Ordering Size: 3/8” (9,52 mm) x 48” long
  • Expanded I.D. (Min.): 0.375” (9,53 mm)
  • Recovered I.D. (Max.): 0.187” (4,75 mm)
  • Recovered Wall Thickness (Nominal): 0.025” (0,64 mm)
  • Material: Polyolefin
  • Shrink Ratio: 2:1
  • Operating Temperature: -67°F to 275°F (-55°C to 135°C)
  • Voltage: 600 Volts Max.
  • UL Listed, CSA Certified and RoHS 2011/65/EU Compliant
None at this time
Not available