Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

3G Electric
RFQ CartGet a QuoteSign inSign up
3M Cold Shrink Tubing: 0.56 in I.D. Before Shrinking, 0.27 in I.D. After Shrinking - High-Temperature Cold Shrink Tubing
3MHigh-Temperature Cold Shrink Tubing

3M Cold Shrink Tubing: 0.56 in I.D. Before Shrinking, 0.27 in I.D. After Shrinking

The 3M Cold Shrink Tubing (SKU 5ZNJ6) 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…

SKU 3G-OTH-51943

Brand
3M
Item
Cold Shrink Tubing: 0.56 in I.D. Before Shrinking, 0.27 in I.D. After Shrinking
Category
High-Temperature Cold Shrink Tubing
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

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
View Full Spec Sheet

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Product Description

The 3M Cold Shrink Tubing (SKU 5ZNJ6) 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.

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.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

Similar products

Matched by specification & description
3M Cold Shrink Tubing: 3.69 in I.D. Before Shrinking, 1.68 in I.D. After Shrinking, 9 in Lg, Black (MPN 8430-9). Key specifications — Color: Black; Material: EPDM Rubber.
3M
3M Cold Shrink Tubing: 3.69 in I.D. Before Shrinking, 1.68 in I.D. After Shrinking, 9 in Lg, Black (MPN 8430-9). Key specifications — Color: Black; Material: EPDM Rubber.
3M Cold Shrink Insulator: 3.69 in I.D. Before Shrinking, 1.68 in I.D. After Shrinking, 18 in Lg (MPN 8430-18). Key specifications — Color: Black; Material: EPDM Rubber.
3M
3M Cold Shrink Insulator: 3.69 in I.D. Before Shrinking, 1.68 in I.D. After Shrinking, 18 in Lg (MPN 8430-18). Key specifications — Color: Black; Material: EPDM Rubber.
3M Cold Shrink Insulator: 0.56 in I.D. Before Shrinking, 0.31 in I.D. After Shrinking, 6 in Lg (MPN 8423-6). Key specifications — Color: Black; Material: EPDM Rubber.
3M
3M Cold Shrink Insulator: 0.56 in I.D. Before Shrinking, 0.31 in I.D. After Shrinking, 6 in Lg (MPN 8423-6). Key specifications — Color: Black; Material: EPDM Rubber.
3M Cold Shrink Quick Insulator: 2.25 in I.D. Before Shrinking, 0.71 in I.D. After Shrinking, 6 in Lg (MPN QI-18/57-325). Key specifications — Color: Black; Material: EPDM Rubber.
3M
3M Cold Shrink Quick Insulator: 2.25 in I.D. Before Shrinking, 0.71 in I.D. After Shrinking, 6 in Lg (MPN QI-18/57-325). Key specifications — Color: Black; Material: EPDM Rubber.
3M Cold Shrink Quick Insulator: 0.65 in I.D. Before Shrinking, 0.2 in I.D. After Shrinking, Black (MPN QI-5/16-220). Key specifications — Color: Black; Material: EPDM Rubber.
3M
3M Cold Shrink Quick Insulator: 0.65 in I.D. Before Shrinking, 0.2 in I.D. After Shrinking, Black (MPN QI-5/16-220). Key specifications — Color: Black; Material: EPDM Rubber.
3M Shrink Tubing: 1.94 in I.D. Before Shrinking, 0.95 in I.D. After Shrinking, 12 in Lg, EPDM Rubber (MPN 42869). Key specifications — Color: Black; Material: EPDM Rubber.
3M
3M Shrink Tubing: 1.94 in I.D. Before Shrinking, 0.95 in I.D. After Shrinking, 12 in Lg, EPDM Rubber (MPN 42869). Key specifications — Color: Black; Material: EPDM Rubber.

More from 3M

View all 3M parts →
3M Cold Shrink Tubing: 0.56 in I.D. Before Shrinking, 0.27 in I.D. After Shrinking, 2 in Lg, Gray (MPN 8443-2). Key specifications — Color: Gray; Material: EPDM Rubber.
3M
3M Cold Shrink Tubing: 0.56 in I.D. Before Shrinking, 0.27 in I.D. After Shrinking, 2 in Lg, Gray (MPN 8443-2). Key specifications — Color: Gray; Material: EPDM Rubber.
3M Cold Shrink Tubing: 0.72 in I.D. Before Shrinking, 0.35 in I.D. After Shrinking, 7.5 in Lg, Gray (MPN 8445-7.5). Key specifications — Color: Gray; Material: EPDM Rubber.
3M
3M Cold Shrink Tubing: 0.72 in I.D. Before Shrinking, 0.35 in I.D. After Shrinking, 7.5 in Lg, Gray (MPN 8445-7.5). Key specifications — Color: Gray; Material: EPDM Rubber.
3M Cold Shrink Tubing: 0.72 in I.D. Before Shrinking, 0.35 in I.D. After Shrinking, 2.5 in Lg, Gray (MPN 8445-2.5). Key specifications — Color: Gray; Material: EPDM Rubber.
3M
3M Cold Shrink Tubing: 0.72 in I.D. Before Shrinking, 0.35 in I.D. After Shrinking, 2.5 in Lg, Gray (MPN 8445-2.5). Key specifications — Color: Gray; Material: EPDM Rubber.
3M Cold Shrink Silicon Insulator: 0.95 in I.D. Before Shrinking, 0.48 in I.D. After Shrinking, Gray (MPN 8447-8). Key specifications — Color: Gray; Material: Silicone.
3M
3M Cold Shrink Silicon Insulator: 0.95 in I.D. Before Shrinking, 0.48 in I.D. After Shrinking, Gray (MPN 8447-8). Key specifications — Color: Gray; Material: Silicone.
3M Cold Shrink Silicon Insulator: 0.95 in I.D. Before Shrinking, 0.48 in I.D. After Shrinking, Gray (MPN 8447-3.2). Key specifications — Color: Gray; Material: Silicone.
3M
3M Cold Shrink Silicon Insulator: 0.95 in I.D. Before Shrinking, 0.48 in I.D. After Shrinking, Gray (MPN 8447-3.2). Key specifications — Color: Gray; Material: Silicone.