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3M Shrink Tubing: 2.12 in I.D. Before Shrinking, 0.64 in I.D. After Shrinking - Standard Cold Shrink Tubing
3MStandard Cold Shrink Tubing

3M Shrink Tubing: 2.12 in I.D. Before Shrinking, 0.64 in I.D. After Shrinking

The 3M Standard Cold Shrink Tubing (SKU 899EM7, MPN 59421) is a gray silicone tubing with a 2.12-inch inner diameter before shrinking and a 0.64-inch inner diameter after shrinking, measuring 0.05 inches in length…

SKU 3G-OTH-52457

Brand
3M
Item
Shrink Tubing: 2.12 in I.D. Before Shrinking, 0.64 in I.D. After Shrinking
Category
Standard Cold Shrink Tubing
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Technical Specifications

3M
Manufacturer Part Number
59421
Type
Before Shrinking, Silicone
Material
Silicone
Lg
0.05 in
Color
Gray
I.D. After Shrinking
0.64 in
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3M Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The 3M Standard Cold Shrink Tubing (SKU 899EM7, MPN 59421) is a gray silicone tubing with a 2.12-inch inner diameter before shrinking and a 0.64-inch inner diameter after shrinking, measuring 0.05 inches in length. This product is designed for electrical insulation and sealing applications.

Frequently Asked Questions

What is 3M Standard Cold Shrink Tubing used for?

3M Standard Cold Shrink Tubing is used for electrical insulation and sealing applications. It provides a reliable, moisture-resistant seal around cables, connectors, and splices in industrial environments. The silicone material offers flexibility and high-temperature resistance, making it suitable for power distribution, telecommunications, and utility installations.

What are the specifications of 3M Standard Cold Shrink Tubing 59421?

The 3M Standard Cold Shrink Tubing (MPN 59421) has a 2.12-inch inner diameter before shrinking and a 0.64-inch inner diameter after shrinking. It is 0.05 inches long, made of gray silicone, and designed for electrical insulation. The cold shrink installation method eliminates the need for heat, simplifying application in tight spaces.

Where to buy 3M Standard Cold Shrink Tubing worldwide?

3G Electric supplies 3M Standard Cold Shrink Tubing worldwide. As a global industrial equipment distributor established in 1990, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead times. We source and deliver this product to support your electrical insulation needs.

How to install 3M Standard Cold Shrink Tubing?

To install 3M Standard Cold Shrink Tubing, position the tubing over the cable or connector, then remove the inner support core to allow the tubing to shrink and conform tightly. No heat is required. Ensure the surface is clean and dry before installation. Follow standard electrical safety practices and manufacturer guidelines 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 standard 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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