NSI Industries 247-DC - Coupling, Set Screw, Zinc Die Cast, Size 3 Inch
NSI Industries

247-DC

UPC: 781747092472


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Overview

The NSI Industries 247-DC is a 3-inch set screw coupling manufactured from durable zinc die cast material, designed for secure, reliable connections in electrical conduit systems. This coupling is UL-tested and built to meet rigorous industry standards, ensuring consistent performance in commercial and industrial applications. The set screw design provides a tight, vibration-resistant connection, preventing conduit separation and maintaining system integrity. Ideal for electrical contractors, plant maintenance teams, and infrastructure projects, the 247-DC accommodates standard 3-inch conduit sizes and delivers long-lasting corrosion resistance. Its zinc die cast construction offers a cost-effective balance of strength and durability compared to malleable iron alternatives, making it a practical choice for both new installations and maintenance work. The coupling’s compact design simplifies installation in tight spaces while ensuring a leak-proof seal. NSI Industries, a trusted U.S.-based manufacturer, guarantees compliance with UL standards for electrical conduit fittings.
  • Material: Zinc die cast for corrosion resistance and durability
  • Size: 3-inch conduit size for standard applications
  • Connection Type: Set screw design for vibration-resistant, secure joints
  • UL-tested for compliance with electrical conduit system standards
  • Manufactured by NSI Industries in the USA

Specifications

Application
Used to join two lengths of EMT. 1/2" through 1 1/4" Concrete-tight, 1 1/2" thru 4" concrete-tight when taped. 2" thru 4" suitable for use with aluminum or steel EMT.
Connector Type
Set Screw
Material
Zinc Die Cast
Material Quality
Zinc Die Cast
Size
3 Inch
Special Features
Concrete tight
Standard
UL
Trade Size
3 in.
Type
Coupling
Package Weight (Imperial)
1.050 L
Package Weight (Metric)
0.476 kg
Coupling, Combination, Trade Size 1/2 Inch - 3/8 Inch, Clamping Range 0.15 Inch - 0.61 Inch, Length 1.16 Inch, Die Cast Zinc, EMT to Flex Set-Screw Type, Pack of 500

TX210-1

Coupling, Combination, Trade Size 1/2 Inch - 3/8 Inch, Clamping Range 0.15 Inch - 0.61 Inch, Length 1.16 Inch, Die Cast Zinc, EMT to Flex Set-Screw Type, Pack of 500
EMT to AC/MC/FMC/NM Transition Fitting

280-DCX

EMT to AC/MC/FMC/NM Transition Fitting

Frequently Asked Questions

What is the catalog ID for the 247-DC?

The catalog ID for the 247-DC is 247-DC.

What sizes of EMT can the 247-DC join?

The 247-DC can join EMT sizes from 1/2" through 1 1/4" and is concrete-tight for 1 1/2" through 4" when taped.

What sizes of EMT can the 247-DC join?

The 247-DC can join EMT sizes from 1/2" through 1 1/4" and is concrete-tight for 1 1/2" through 4" when taped.

What is the catalog ID for the 247-DC?

The catalog ID for the 247-DC is 247-DC.

Where is the 247-DC manufactured?

The 247-DC is manufactured in the USA.

What are the certifications for the 247-DC?

The 247-DC has certifications including CSA, UL, and complies with NEMA Standard FB-1.

What material is the 247-DC made from?

The 247-DC is made from zinc die cast.

What material is the 247-DC made from?

The 247-DC is made from zinc die cast.

Where is the 247-DC manufactured?

The 247-DC is manufactured in the USA.

What are the certifications for the 247-DC?

The 247-DC has certifications including CSA, UL, and complies with NEMA Standard FB-1.

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