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

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

The 3M Heat Shrink Tubing (SKU NST-3/8-Black, MPN NST-3/8-Black) is a standard heat shrink tubing product in black. It has a 0.38-inch inner diameter before shrinking and a 3-inch inner diameter after shrinking, with…

SKU 3G-OTH-55092

Also listed as: NST38Black · NST 3 8 Black · NST-3-8-Black

Brand
3M
Item
Heat Shrink Tubing: 0.38 in I.D. Before Shrinking, 3 in I.D. After Shrinking
Category
Standard Heat Shrink Tubing
Available to Order
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Technical specs
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

3M
Manufacturer Part Number
NST-3/8-Black
Type
Before Shrinking, 3 PK
Lg
100 ft
Color
Black
I.D. After Shrinking
3 in

Technical Documents

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

Product Description

The 3M Heat Shrink Tubing (SKU NST-3/8-Black, MPN NST-3/8-Black) is a standard heat shrink tubing product in black. It has a 0.38-inch inner diameter before shrinking and a 3-inch inner diameter after shrinking, with a length of 100 feet per pack, sold in a 3-pack.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

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 environmental damage. It is commonly applied in industrial maintenance, automotive wiring, and electrical panel installations where a durable, tight seal is required after heating.

What are the specifications of 3M Heat Shrink Tubing NST-3/8-Black?

The 3M Heat Shrink Tubing NST-3/8-Black has a 0.38-inch inner diameter before shrinking and a 3-inch inner diameter after shrinking. It is 100 feet long per pack, sold in a 3-pack, and comes in black. The manufacturer part number is NST-3/8-Black, and it is a standard heat shrink tubing product from 3M.

Where to buy 3M Heat Shrink Tubing worldwide?

You can source 3M Heat Shrink Tubing NST-3/8-Black 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 supply this 3M product to procurement teams and engineers internationally.

How to install 3M Heat Shrink Tubing?

To install 3M Heat Shrink Tubing, slide the tubing over the wire or connection before shrinking. Apply heat evenly using a heat gun or torch until the tubing tightly conforms to the substrate. Allow it to cool completely. Ensure the inner diameter before shrinking (0.38 in) fits over the component, and the after-shrink diameter (3 in) provides a snug seal.

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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Compatible alternatives & equivalents

Cross-referenced by specification & description
3M Heat Shrink Tubing: 0.63 in I.D. Before Shrinking, 0.31 in I.D. After Shrinking, 100 ft Lg, 3 PK (MPN NST-5/8-100'-BLACK-SPOOL)
3M
3M Heat Shrink Tubing: 0.63 in I.D. Before Shrinking, 0.31 in I.D. After Shrinking, 100 ft Lg, 3 PK (MPN NST-5/8-100'-BLACK-SPOOL)
Standard heat shrink tubing for insulating and protecting electrical wires, cables, and connections. Inner diameter shrinks from 0.25 in to 0.13 in upon heating. Supplied in a 200-foot length, 3-pack configuration. Color: black
3M
Standard heat shrink tubing for insulating and protecting electrical wires, cables, and connections. Inner diameter shrinks from 0.25 in to 0.13 in upon heating. Supplied in a 200-foot length, 3-pack configuration. Color: black
3M Heat Shrink Tubing: 0.88 in I.D. Before Shrinking, 0.44 in I.D. After Shrinking, 100 ft Lg, 3 PK (MPN NST-7/8-100'-BLACK-SPOOL)
3M
3M Heat Shrink Tubing: 0.88 in I.D. Before Shrinking, 0.44 in I.D. After Shrinking, 100 ft Lg, 3 PK (MPN NST-7/8-100'-BLACK-SPOOL)
Standard heat shrink tubing with 2:1 shrink ratio. Inner diameter before shrinking is 0.5 in, after shrinking is 1 in. Supplied in a 100 ft spool, black color. Used for insulating and protecting electrical wires, cables, and connections, providing abrasion resistance and strain relief
3M
Standard heat shrink tubing with 2:1 shrink ratio. Inner diameter before shrinking is 0.5 in, after shrinking is 1 in. Supplied in a 100 ft spool, black color. Used for insulating and protecting electrical wires, cables, and connections, providing abrasion resistance and strain relief
3M Heat Shrink Tubing: 0.5 in I.D. Before Shrinking, 0.25 in I.D. After Shrinking, 200 ft Lg, 3 PK (MPN FP301-1/2-200'-BLACK-SPOOL)
3M
3M Heat Shrink Tubing: 0.5 in I.D. Before Shrinking, 0.25 in I.D. After Shrinking, 200 ft Lg, 3 PK (MPN FP301-1/2-200'-BLACK-SPOOL)
3M Heat Shrink Tubing: 1 in I.D. Before Shrinking, 0.5 in I.D. After Shrinking, 100 ft Lg, 2:1, 3 PK (MPN FP301-1-100'-BLACK-SPOOL)
3M
3M Heat Shrink Tubing: 1 in I.D. Before Shrinking, 0.5 in I.D. After Shrinking, 100 ft Lg, 2:1, 3 PK (MPN FP301-1-100'-BLACK-SPOOL)

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Standard heat shrink tubing for insulating, protecting, and bundling electrical wires and cables. Shrinks tightly when heated to provide strain relief and environmental sealing. Black, 0.13 in inner diameter before shrinking, 1 in after, 200 ft per spool, sold in a pack of 3
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