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3M 8443-6.5 High-Temperature Cold Shrink Tubing
3MHigh-Temperature Cold Shrink Tubing

3M 8443-6.5 High-Temperature Cold Shrink Tubing

The 3M Cold Shrink Tubing (SKU 3G-OTH-51943) is a high-temperature cold shrink tubing made of EPDM rubber in gray. It has a 0.56 in I.D. before shrinking and a 0.27 in I.D. after shrinking, with a length of 6.5…

SKU 3G-OTH-51943

Also listed as: 844365 · 8443 6 5 · 8443-6-5

Brand
3M
Item
8443-6.5 High-Temperature Cold Shrink Tubing
Category
High-Temperature Cold Shrink Tubing
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

3M
Manufacturer Part Number
8443-6.5
Type
Before Shrinking, Gray
Material
EPDM Rubber
Lg
6.5 in
Color
Gray
I.D. After Shrinking
0.27 in

Technical Documents

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3M Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The 3M Cold Shrink Tubing (SKU 3G-OTH-51943) is a high-temperature cold shrink tubing made of EPDM rubber in gray. It has a 0.56 in I.D. before shrinking and a 0.27 in I.D. after shrinking, with a length of 6.5 inches (MPN 8443-6.5).

Frequently Asked Questions

What is 3M Cold Shrink Tubing used for?

3M Cold Shrink Tubing is used for insulating and protecting electrical connections, splices, and terminations in high-temperature environments. Its EPDM rubber construction provides reliable sealing against moisture and contaminants, making it suitable for industrial power distribution, motor connections, and utility applications.

What are the specifications of 3M Cold Shrink Tubing 8443-6.5?

The 3M Cold Shrink Tubing 8443-6.5 has a 0.56 in I.D. before shrinking and a 0.27 in I.D. after shrinking, with a 6.5 in length. It is made of gray EPDM rubber and is designed for high-temperature environments. The manufacturer part number is 8443-6.5.

Where to buy 3M Cold Shrink Tubing worldwide?

3G Electric supplies 3M Cold Shrink Tubing worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver this high-temperature tubing to your facility. Contact us for availability and lead time on the 8443-6.5 model.

How to install 3M Cold Shrink Tubing?

To install 3M Cold Shrink Tubing, slide the unshrunk tubing over the cable or connection, then remove the inner core support by pulling the pull-tab. The tubing shrinks evenly around the substrate without heat, creating a tight seal. Ensure the surface is clean and dry before installation for best results.

Used in

Common applications for 3M
Industrial process water filtration — 3M solid polypropylene cartridge (e.g., RT10Q16G20NN, 7 micron) for sediment removal in manufacturing lines.
Cooling tower pre-treatment — 3M string-wound cartridge (e.g., RT39B16G20NN, 30 micron) to protect heat exchangers from particulate fouling.
Food and beverage rinse water — 3M 1 micron solid cartridge (RT10Y16G20NN) for fine filtration to meet quality standards.
Chemical processing feed water — 3M 27 micron solid cartridge (RT30L16G20NN) for high-flow sediment reduction upstream of sensitive equipment.
Wastewater effluent polishing — 3M 2 micron string-wound cartridge (RT09Y16G20NN) for final particulate removal before discharge or reuse.
Pharmaceutical utility water — 3M 0 micron string-wound cartridge (RT09L16G20NN) for sub-micron filtration in critical systems.
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3M Products

3G Electric supplies 3M high-temperature cold shrink tubing. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Compatible alternatives & equivalents

Cross-referenced by specification & description
This cold shrink tubing is made from black EPDM rubber and has an inner diameter of 1.68 inches after shrinking. It is 9 inches long and designed for insulating and protecting electrical cable connections, splices, and terminations in industrial and utility applications
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This cold shrink tubing is made from black EPDM rubber and has an inner diameter of 1.68 inches after shrinking. It is 9 inches long and designed for insulating and protecting electrical cable connections, splices, and terminations in industrial and utility applications
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Standard cold shrink tubing made of black EPDM rubber. Inner diameter before shrinking is 0.56 in, after shrinking is 0.31 in. Length is 6 in. Used for insulating and protecting electrical connections, splices, and terminations in power distribution and utility applications
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Standard cold shrink tubing made of black EPDM rubber. Inner diameter before shrinking is 0.56 in, after shrinking is 0.31 in. Length is 6 in. Used for insulating and protecting electrical connections, splices, and terminations in power distribution and utility applications
Black EPDM rubber cold shrink tubing with mastic. Inner diameter before shrinking 2.25 in, after shrinking 0.71 in. Length 6 in. Provides insulation and sealing for electrical connections, cable splices, and terminations
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Black EPDM rubber cold shrink tubing with mastic. Inner diameter before shrinking 2.25 in, after shrinking 0.71 in. Length 6 in. Provides insulation and sealing for electrical connections, cable splices, and terminations
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Cold shrink tubing made of black EPDM rubber with integrated mastic for sealing. Inner diameter after shrinking is 0.2 in. Used for insulating and sealing electrical splices and terminations against moisture and contaminants
This cold shrink tubing is made of black EPDM rubber and measures 12 inches in length. It has an inner diameter of 1.94 inches before shrinking and 0.95 inches after shrinking. Used for insulating and sealing electrical connections, splices, and terminations in cable management applications
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This cold shrink tubing is made of black EPDM rubber and measures 12 inches in length. It has an inner diameter of 1.94 inches before shrinking and 0.95 inches after shrinking. Used for insulating and sealing electrical connections, splices, and terminations in cable management applications

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Cold shrink tubing made of EPDM rubber, designed for insulation and environmental sealing of electrical connections. Inner diameter is 0.56 in before shrinking and 0.27 in after shrinking. Suitable for high-temperature applications
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Cold shrink tubing made of EPDM rubber, gray color. Inner diameter before shrinking 0.72 in, after shrinking 0.35 in. Length 7.5 in. Used for insulating and protecting electrical connections, splices, and terminations in high-temperature environments
This cold shrink tubing is made of gray EPDM rubber and is designed for high-temperature applications. It has an inner diameter of 0.72 in before shrinking and 0.35 in after shrinking, with a length of 2.5 in. Used for insulating and protecting electrical connections, splices, and terminations in environments requiring moisture-sealed insulation
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This cold shrink tubing is made of gray EPDM rubber and is designed for high-temperature applications. It has an inner diameter of 0.72 in before shrinking and 0.35 in after shrinking, with a length of 2.5 in. Used for insulating and protecting electrical connections, splices, and terminations in environments requiring moisture-sealed insulation
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This cold shrink tubing is made of gray silicone and is designed for insulating and protecting electrical connections, splices, and terminations in high-temperature environments. It has an inner diameter of 0.48 in after shrinking, providing a tight fit for applications such as industrial power distribution, motor leads, and transformer bushings