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

3G Electric
3M Heat Shrink Tubing: 1.5 in I.D. Before Shrinking, 0.75 in I.D. After Shrinking - Standard Heat Shrink Tubing
3MStandard Heat Shrink Tubing

3M Heat Shrink Tubing: 1.5 in I.D. Before Shrinking, 0.75 in I.D. After Shrinking

The 3M Heat Shrink Tubing (SKU 3G-OTH-53507) is a standard heat shrink tubing product in black, with a 1.5-inch inner diameter before shrinking and a 0.75-inch inner diameter after shrinking. It is supplied in a…

SKU 3G-OTH-53507

Also listed as: NST11250BLACKSPOOL · NST 1 1 2 50 BLACK SPOOL · NST-1-1-2-50-BLACK-SPOOL

Brand
3M
Item
Heat Shrink Tubing: 1.5 in I.D. Before Shrinking, 0.75 in I.D. After Shrinking
Part Number
NST-1-1/2-50'-BLACK-SPOOL
Category
Standard Heat Shrink Tubing
Available to Order
Also known as:NST-1-1/2-50'-BLACK-SPOOL3M
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
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

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
NST-1-1/2-50'-BLACK-SPOOL
Type
Before Shrinking, 2 PK
Lg
50 ft
Color
Black
I.D. After Shrinking
0.75 in

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 Heat Shrink Tubing (SKU 3G-OTH-53507) is a standard heat shrink tubing product in black, with a 1.5-inch inner diameter before shrinking and a 0.75-inch inner diameter after shrinking. It is supplied in a 50-foot length on a spool, with a pack quantity of 2. This tubing is manufactured by 3M under part number NST-1-1/2-50'-BLACK-SPOOL.

Frequently Asked Questions

What is 3M Heat Shrink Tubing used for?

3M Heat Shrink Tubing insulates and protects electrical connections, wires, and cables from moisture, abrasion, and corrosion. It is widely used in industrial maintenance, electrical panels, and automotive wiring across 14 departments we supply, including electrical and instrumentation.

What are the specifications of 3M Heat Shrink Tubing NST-1-1/2-50'-BLACK-SPOOL?

This 3M tubing has a 1.5 in inner diameter before shrinking and 0.75 in after shrinking. It is black, 50 ft long on a spool, and comes in a pack of 2. The manufacturer part number is NST-1-1/2-50'-BLACK-SPOOL, and it is a standard heat shrink type.

Where to buy 3M Heat Shrink Tubing worldwide?

3G Electric supplies 3M Heat Shrink Tubing to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. As a global industrial solutions provider, we source and deliver genuine 3M parts like the NST-1-1/2-50'-BLACK-SPOOL to any location.

How to install 3M Heat Shrink Tubing?

Slide the tubing over the connection before shrinking. Apply heat evenly using a heat gun or torch at around 120 °C until it shrinks tightly around the wire. Allow it to cool completely. For best results, ensure the surface is clean and dry before installation.

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.
Not sure this is the right part? Photo-identify it

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.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Compatible alternatives & equivalents

Cross-referenced by specification & description
Black polyolefin heat shrink tubing with 0.13 in inner diameter before shrinking and 0.06 in after shrinking. Supplied in a 500 ft length per 3-pack. Used for insulating, protecting, and bundling wires and cables in electrical and electronic applications
3M
Black polyolefin heat shrink tubing with 0.13 in inner diameter before shrinking and 0.06 in after shrinking. Supplied in a 500 ft length per 3-pack. Used for insulating, protecting, and bundling wires and cables in electrical and electronic applications
Standard heat shrink tubing for insulating and protecting electrical wires, cables, and connections. Provides abrasion resistance, strain relief, and environmental sealing when heated. Inner diameter 0.13 in before shrinking, 0.06 in after. Black, 500 ft per spool, sold in a pack of 3
3M
Standard heat shrink tubing for insulating and protecting electrical wires, cables, and connections. Provides abrasion resistance, strain relief, and environmental sealing when heated. Inner diameter 0.13 in before shrinking, 0.06 in after. Black, 500 ft per spool, sold in a pack of 3
3M Heat Shrink Tubing: 0.75 in I.D. Before Shrinking, 0.38 in I.D. After Shrinking, 200 ft Lg, 3 PK (MPN FP301-3/4-200'-BLACK-SPOOL)
3M
3M Heat Shrink Tubing: 0.75 in I.D. Before Shrinking, 0.38 in I.D. After Shrinking, 200 ft Lg, 3 PK (MPN FP301-3/4-200'-BLACK-SPOOL)
Standard heat shrink tubing for insulating and protecting electrical connections, wires, and cables. Before shrinking, inner diameter is 2 in; after heating, it shrinks to 1 in. Each piece is 4 ft long, color black, supplied in a 24-piece pack
3M
Standard heat shrink tubing for insulating and protecting electrical connections, wires, and cables. Before shrinking, inner diameter is 2 in; after heating, it shrinks to 1 in. Each piece is 4 ft long, color black, supplied in a 24-piece pack
Black polyolefin heat shrink tubing with a 2:1 shrink ratio. Inner diameter shrinks from 0.19 in to 0.09 in upon heating. Supplied in a 3-pack totaling 250 ft. Used for insulating and protecting wire splices, terminals, and cable connections in electrical and electronic applications
3M
Black polyolefin heat shrink tubing with a 2:1 shrink ratio. Inner diameter shrinks from 0.19 in to 0.09 in upon heating. Supplied in a 3-pack totaling 250 ft. Used for insulating and protecting wire splices, terminals, and cable connections in electrical and electronic applications
Standard heat shrink tubing with 0.13 in inner diameter before shrinking and 0.06 in after. Black color, supplied in 4 ft lengths, bulk pack of 250 pieces. Used for insulating electrical wires, protecting connections from moisture and abrasion, and providing strain relief in general wire management applications
3M
Standard heat shrink tubing with 0.13 in inner diameter before shrinking and 0.06 in after. Black color, supplied in 4 ft lengths, bulk pack of 250 pieces. Used for insulating electrical wires, protecting connections from moisture and abrasion, and providing strain relief in general wire management applications

More from 3M

View all 3M parts
This standard heat shrink tubing from 3M is designed for insulating and protecting electrical wires, cables, and connections. It shrinks tightly when heated, providing a sealed covering against moisture and abrasion. The tubing has an inner diameter of 0.38 inches before shrinking and 0.19 inches after shrinking. Supplied in a pack of 3 spools, each 200 feet long, in yellow color
3M
This standard heat shrink tubing from 3M is designed for insulating and protecting electrical wires, cables, and connections. It shrinks tightly when heated, providing a sealed covering against moisture and abrasion. The tubing has an inner diameter of 0.38 inches before shrinking and 0.19 inches after shrinking. Supplied in a pack of 3 spools, each 200 feet long, in yellow color
3M Heat Shrink Tubing: 0.38 in I.D. Before Shrinking, 0.19 in I.D. After Shrinking, 200 ft Lg, 3 PK (MPN FP301-3/8-200'-BLACK-SPOOL)
3M
3M Heat Shrink Tubing: 0.38 in I.D. Before Shrinking, 0.19 in I.D. After Shrinking, 200 ft Lg, 3 PK (MPN FP301-3/8-200'-BLACK-SPOOL)
3M Heat Shrink Tubing: 0.13 in I.D. Before Shrinking, 0.06 in I.D. After Shrinking, 6 in Lg, 10 PK (MPN FP301-1/8-6"-BLACK-10-10 PC PKS)
3M
3M Heat Shrink Tubing: 0.13 in I.D. Before Shrinking, 0.06 in I.D. After Shrinking, 6 in Lg, 10 PK (MPN FP301-1/8-6"-BLACK-10-10 PC PKS)
Clear polyolefin heat shrink tubing with 0.06 in inner diameter before shrinking and 0.03 in after shrinking. Each piece is 4 ft long, supplied in a 25-piece pack. Used for insulating and protecting electrical wires, cables, and connections from moisture, abrasion, and short circuits in electronics, automotive, and industrial applications
3M
Clear polyolefin heat shrink tubing with 0.06 in inner diameter before shrinking and 0.03 in after shrinking. Each piece is 4 ft long, supplied in a 25-piece pack. Used for insulating and protecting electrical wires, cables, and connections from moisture, abrasion, and short circuits in electronics, automotive, and industrial applications
Standard heat shrink tubing for insulating and protecting electrical wires, cables, and connections. Before shrinking, inner diameter is 1.5 inches; after heating, it shrinks to 0.75 inches. Each piece is 6 inches long, supplied in a pack of 3. Color is black
3M
Standard heat shrink tubing for insulating and protecting electrical wires, cables, and connections. Before shrinking, inner diameter is 1.5 inches; after heating, it shrinks to 0.75 inches. Each piece is 6 inches long, supplied in a pack of 3. Color is black
Standard heat shrink tubing for insulating and protecting electrical wires, cables, and connections. Black tubing with 0.19 in inner diameter before shrinking and 0.09 in after shrinking. Each piece is 4 ft long, supplied in a pack of 25. Suitable for applications requiring moisture, abrasion, and short circuit protection
3M
Standard heat shrink tubing for insulating and protecting electrical wires, cables, and connections. Black tubing with 0.19 in inner diameter before shrinking and 0.09 in after shrinking. Each piece is 4 ft long, supplied in a pack of 25. Suitable for applications requiring moisture, abrasion, and short circuit protection
Standard heat shrink tubing for insulating and protecting electrical connections, wires, and cables. Each piece has a 2-inch inner diameter before shrinking and a 1-inch inner diameter after shrinking. Supplied in red, 4-foot lengths, 24 pieces per pack
3M
Standard heat shrink tubing for insulating and protecting electrical connections, wires, and cables. Each piece has a 2-inch inner diameter before shrinking and a 1-inch inner diameter after shrinking. Supplied in red, 4-foot lengths, 24 pieces per pack
Standard heat shrink tubing for insulating, protecting, and bundling wires and cables. Shrinks tightly when heated to provide strain relief and resistance to moisture, abrasion, and chemicals. Supplied on a spool
3M
Standard heat shrink tubing for insulating, protecting, and bundling wires and cables. Shrinks tightly when heated to provide strain relief and resistance to moisture, abrasion, and chemicals. Supplied on a spool

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first