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3M Heat Shrink Tubing: 0.75 in I.D. Before Shrinking, 0.38 in I.D. After Shrinking - Standard Heat Shrink Tubing
3MStandard Heat Shrink Tubing

3M Heat Shrink Tubing: 0.75 in I.D. Before Shrinking, 0.38 in I.D. After Shrinking

The 3M Heat Shrink Tubing (SKU 4KNN1) is a standard heat shrink tubing product from 3M, supplied in black with a 0.75-inch inner diameter before shrinking and a 0.38-inch inner diameter after shrinking. Each piece is…

SKU 3G-OTH-52930

Brand
3M
Item
Heat Shrink Tubing: 0.75 in I.D. Before Shrinking, 0.38 in I.D. After Shrinking
Category
Standard Heat Shrink Tubing
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Technical Specifications

3M
Manufacturer Part Number
FP301-3/4-48"-BLACK-12 PCS
Type
Before Shrinking, 12 PK
Lg
4 ft
Color
Black
I.D. After Shrinking
0.38 in
View Full Spec Sheet

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

Product Description

The 3M Heat Shrink Tubing (SKU 4KNN1) is a standard heat shrink tubing product from 3M, supplied in black with a 0.75-inch inner diameter before shrinking and a 0.38-inch inner diameter after shrinking. Each piece is 4 feet long, and the package contains 12 pieces (MPN FP301-3/4-48"-BLACK-12 PCS).

Frequently Asked Questions

What is 3M Heat Shrink Tubing used for?

3M Heat Shrink Tubing is used to insulate and protect electrical wires, cables, and connections from moisture, abrasion, and short circuits. It shrinks tightly around components when heated, providing a durable, sealed covering. Common applications include automotive wiring, industrial electronics, and maintenance repairs.

What are the specifications of 3M Heat Shrink Tubing?

This 3M Heat Shrink Tubing has a 0.75-inch inner diameter before shrinking and a 0.38-inch inner diameter after shrinking. Each piece is 4 feet long, and the package contains 12 pieces. The tubing is black, with manufacturer part number FP301-3/4-48"-BLACK-12 PCS.

Where to buy 3M Heat Shrink Tubing in worldwide?

You can source 3M Heat Shrink Tubing through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time; we provide reliable sourcing for this 3M product.

How to install 3M Heat Shrink Tubing?

To install, slide the tubing over the wire or connection before heating. Use a heat gun or hot air tool, applying heat evenly until the tubing shrinks tightly around the component. Avoid overheating to prevent damage. Allow it to cool before handling. Always follow standard electrical safety practices.

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 heat 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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