NSi Industries 291-S - Set Screw Coupling, Combination, Steel, Size 3/4 Inch
NSI Industries

291-S

UPC: 781747022912


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Minimum Qty: 25

Multiplier: 25

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Overview

The NSI Industries 291-S is a 3/4 inch combination set screw coupling constructed from durable steel. This coupling is designed for secure and reliable electrical conduit connections in industrial and commercial applications. Its steel construction provides robust mechanical strength and corrosion resistance, ensuring long-term performance in demanding environments. The set screw design offers a dependable method for securing conduit, contributing to the overall integrity of electrical systems. This fitting is ideal for use in construction, manufacturing, and infrastructure projects where reliable conduit management is essential. NSI Industries is known for providing dependable conduit solutions that meet rigorous industry standards, and the 291-S is no exception. It offers a practical and effective solution for transitioning conduit, ensuring code compliance and saving installation time and labor. Trust NSI Industries for quality fittings that deliver on performance and reliability.
  • Durable steel construction for strength and corrosion resistance.
  • 3/4 inch size for standard conduit applications.
  • Set screw design ensures a secure and reliable connection.
  • Combination coupling for versatile conduit transitions.
  • Ideal for industrial, commercial, and utility applications.

Specifications

Application
Used to join EMT to rigid or IMC. Concrete-tight.
Connector Type
Combination
Material
Steel
Material Quality
Steel
Size
3/4 Inch
Special Features
Concrete-tight
Standard
UL
Trade Size
0.75 in
Type
Coupling
Package Weight (Imperial)
0.182 L
Package Weight (Metric)
0.083 kg

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Connection Type: Combination Coupling

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Frequently Asked Questions

What is the trade size of the coupling?

The trade size of the coupling is 3/4 inch.

What is the application of the product?

The product is used to join EMT to rigid or IMC and is concrete-tight.

What is the catalog ID for this product?

The catalog ID for this product is 291-S.

What is the material of the product?

The product is made of steel with a zinc electro-plate finish.

How many units are in a standard package?

There are 100 units in a standard package.

What is the UPC number for the product?

The UPC number for the product is 781747022912.

What are the product certifications?

The product meets Federal Specification A-A-50553 and UL Standard UL-514B.

What is the purpose of the set screw coupling?

The set screw coupling is designed to connect EMT to rigid or IMC conduits.

Frequently Asked Questions about NSi Industries

What technical support does NSi Industries offer?

NSi Industries offers dedicated technical support through their toll-free technical support line at 888.500.4598. They are committed to customer satisfaction and promise to make every reasonable effort to remedy any product or service issues. Additionally, customers can contact their customer service team at 800.321.5847 or email [email protected] for further technical assistance.

What are the key features of NSi Industries products?

NSi Industries products feature exceptional versatility, reliability, and safety across multiple industrial automation categories. Key features include insulation piercing connectors with no wire stripping required, watertight and corrosion-free designs, wide wire range compatibility (from #14 AWG to 750 MCM), and the ability to install on energized conductors. Their product lines like Easy-Tap™ Connectors and TORK® Digital Timers demonstrate advanced capabilities such as turbo spacers, double shear-head bolts, astronomic scheduling, and enhanced switching technologies.

What environmental ratings do NSi Industries products have?

NSi Industries enclosures feature robust environmental ratings, including IEC 60529 IP66 certification, NEMA Type 1, 2, 3, 4, 4X, 12, and 13 ratings, and UL/CSA standards. Their products are designed for both indoor and outdoor applications, with protection against dust, water, corrosion, and extreme temperatures ranging from -40°F to 266°F.

How are NSi Industries products typically installed?

NSi Industries products are typically installed using detailed mechanical and digital wiring diagrams that specify precise connection methods for various voltage configurations (120V, 208V, 240V, 277V, 480V). Installation involves carefully following product-specific wiring schematics, which include clear terminal block connections, ground wire specifications, and phase alignment requirements. Professional electricians and technicians should reference the specific product's wiring diagram to ensure correct installation and electrical compliance.

What industries and applications are NSi Industries products used for?

NSi Industries provides electrical and automation products for diverse industrial applications, including lighting control, electrical enclosures, wire management, connectors, and sensor technologies. Their product lines serve commercial, industrial, and infrastructure markets with solutions for electrical infrastructure, control systems, and safety-critical environments.

What are the main product lines offered by NSi Industries?

NSi Industries offers a comprehensive range of industrial products including TORK® Photocontrols, Polaris™ Lighting Controls, Easy-Twist™ Grounding Solutions, Miniterms, Cable Ties, Connectors, Enclosures, Occupancy Sensors, and Wire Management systems. Their product lines span electrical components, control devices, and industrial automation accessories designed for diverse applications in commercial and industrial settings.

What accessories are available for NSi Industries products?

NSi Industries offers a range of accessories for their product lines, including photocontrol accessories like replacement caps, mounting brackets, and receptacles. Specific accessories include shorting caps, open caps, 3-pin and 7-pin receptacles, and utility mounting brackets for conduit photocontrols. For specialized applications, NSi recommends contacting their customer service team to discuss custom accessory needs.