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 Duct Tape: Medium Duty, Silver, 1 7/8 in Wd, 60 yd Lg, 9 mil Thick, 3939 - General Purpose Duct Tape
3MGeneral Purpose Duct Tape

3M Duct Tape: Medium Duty, Silver, 1 7/8 in Wd, 60 yd Lg, 9 mil Thick, 3939

The 3M Duct Tape: Medium Duty (Series 3939) is a general-purpose duct tape in silver, supplied in a 24-pack. Each roll measures 1 7/8 inches wide by 60 yards long, with a 9 mil thickness. It features a polyethylene…

SKU 3G-OTH-566452

Brand
3M
Item
Duct Tape: Medium Duty, Silver, 1 7/8 in Wd, 60 yd Lg, 9 mil Thick, 3939
Category
General Purpose Duct Tape
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
3939
Series
3939
Type
Silver, 3939, Rubber, Indoor, 24 PK
Lg
60 yd
Wd
1 7/8 in
Thick
9 mil
Backing Material
Polyethylene Coated Cloth
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 Duct Tape: Medium Duty (Series 3939) is a general-purpose duct tape in silver, supplied in a 24-pack. Each roll measures 1 7/8 inches wide by 60 yards long, with a 9 mil thickness. It features a polyethylene coated cloth backing with a rubber adhesive, designed for indoor use.

Frequently Asked Questions

What is 3M Duct Tape 3939 used for?

The 3M 3939 medium-duty duct tape is used for indoor general-purpose sealing, bundling, and repair tasks. Its polyethylene coated cloth backing and rubber adhesive provide reliable holding strength for packaging, light-duty patching, and temporary fixes in industrial and commercial settings.

What are the specifications of 3M Duct Tape 3939?

The 3M 3939 duct tape has a 9 mil thickness, 1 7/8 in width, and 60 yd length per roll. It features a polyethylene coated cloth backing with a rubber adhesive, is silver in color, and comes in a 24-pack. It is designed for indoor use only.

Where to buy 3M Duct Tape 3939 in worldwide?

3G Electric supplies the 3M 3939 duct tape and handles full logistics, customs clearance, and delivery to worldwide destinations. As a global industrial solutions provider, we source and deliver this tape to support your maintenance and packaging needs anywhere.

How to select the right 3M duct tape for indoor use?

For indoor general-purpose tasks, select a medium-duty tape like the 3M 3939 with a rubber adhesive and polyethylene coated cloth backing. Ensure the width, length, and thickness match your application. For heavy-duty or outdoor needs, consider a higher-grade tape from the 3M line.

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 general purpose duct tape. 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 →

More from 3M

View all 3M parts →
3M Duct Tape: Medium Duty, Black, 1 7/8 in Wd, 30 yd Lg, 7 mil Thick, 2830, Rubber, Indoor/Outdoor (MPN 46903). Key specifications — Backing Material: Polyethylene Coated Cloth; Series: 2830.
3M
3M Duct Tape: Medium Duty, Black, 1 7/8 in Wd, 30 yd Lg, 7 mil Thick, 2830, Rubber, Indoor/Outdoor (MPN 46903). Key specifications — Backing Material: Polyethylene Coated Cloth; Series: 2830.
3M Duct Tape: Medium Duty, Gray, 1 7/8 in Wd, 30 yd Lg, 8.5 mil Thick, 2530, Rubber, 3 PK (MPN 46951). Key specifications — Backing Material: Polyethylene Coated Cloth; Series: 2530.
3M
3M Duct Tape: Medium Duty, Gray, 1 7/8 in Wd, 30 yd Lg, 8.5 mil Thick, 2530, Rubber, 3 PK (MPN 46951). Key specifications — Backing Material: Polyethylene Coated Cloth; Series: 2530.
3M Duct Tape: Medium Duty, Gray, 1 7/8 in Wd, 60 yd Lg, 7.9 mil Thick, 3979, Rubber, 200°F Max Temp. Key specifications — Backing Material: Polyethylene Coated Cloth; Series: 3979.
3M
3M Duct Tape: Medium Duty, Gray, 1 7/8 in Wd, 60 yd Lg, 7.9 mil Thick, 3979, Rubber, 200°F Max Temp. Key specifications — Backing Material: Polyethylene Coated Cloth; Series: 3979.
3M Duct Tape: Light Duty, Silver, 1 7/8 in Wd, 30 yd Lg, 5.5 mil Thick, 1030, Rubber, 3 PK (MPN 50451). Key specifications — Backing Material: Polyethylene Coated Cloth; Series: 1030.
3M
3M Duct Tape: Light Duty, Silver, 1 7/8 in Wd, 30 yd Lg, 5.5 mil Thick, 1030, Rubber, 3 PK (MPN 50451). Key specifications — Backing Material: Polyethylene Coated Cloth; Series: 1030.
3M Duct Tape: Light Duty, Silver, 1 7/8 in Wd, 30 yd Lg, 5.5 mil Thick, 1030, Rubber, Indoor/Outdoor (MPN 50268). Key specifications — Backing Material: Polyethylene Coated Cloth; Series: 1030.
3M
3M Duct Tape: Light Duty, Silver, 1 7/8 in Wd, 30 yd Lg, 5.5 mil Thick, 1030, Rubber, Indoor/Outdoor (MPN 50268). Key specifications — Backing Material: Polyethylene Coated Cloth; Series: 1030.
3M Duct Tape: Medium Duty, Black, 1 7/8 in Wd, 35 yd Lg, 17 mil Thick, DT, Polyethylene Coated Cloth (MPN DT17). Key specifications — Backing Material: Polyethylene Coated Cloth; Series: DT.
3M
3M Duct Tape: Medium Duty, Black, 1 7/8 in Wd, 35 yd Lg, 17 mil Thick, DT, Polyethylene Coated Cloth (MPN DT17). Key specifications — Backing Material: Polyethylene Coated Cloth; Series: DT.
3M Duct Tape: Medium Duty, Gray, 1 7/8 in Wd, 25 yd Lg, 8.7 mil Thick, 2525, Rubber, -20°F Min Temp (MPN 40825). Key specifications — Backing Material: Polyethylene Coated Cloth; Series: 2525.
3M
3M Duct Tape: Medium Duty, Gray, 1 7/8 in Wd, 25 yd Lg, 8.7 mil Thick, 2525, Rubber, -20°F Min Temp (MPN 40825). Key specifications — Backing Material: Polyethylene Coated Cloth; Series: 2525.
3M Duct Tape: Light Duty, Black, 1 7/8 in Wd, 59 7/8 yd Lg, 8 mil Thick, DT8, Rubber, 40°F Min Temp (MPN DT8IW). Key specifications — Backing Material: Polyethylene Coated Cloth; Series: DT8.
3M
3M Duct Tape: Light Duty, Black, 1 7/8 in Wd, 59 7/8 yd Lg, 8 mil Thick, DT8, Rubber, 40°F Min Temp (MPN DT8IW). Key specifications — Backing Material: Polyethylene Coated Cloth; Series: DT8.