NSi Industries 268-RT - 3-1/2" Raintight Zinc Coupling
NSI Industries

268-RT

UPC: 781747142689


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Overview

The NSi Industries 3-1/2" Raintight Zinc Coupling (SKU: 268-RT) is a corrosion-resistant coupling designed for industrial applications requiring reliable weatherproof performance. Crafted from durable zinc, this coupling ensures long-lasting protection against moisture and environmental elements, making it ideal for outdoor installations, electrical enclosures, and conduit systems. The raintight design provides a secure, watertight seal, ensuring optimal performance in harsh conditions. This coupling is engineered to meet stringent industry standards, offering ease of installation and compatibility with standard conduit systems. The zinc construction delivers superior resistance to rust and corrosion, extending service life in wet or corrosive environments. With an IP66/IP67 rating, it withstands dust ingress and temporary immersion, making it suitable for marine, utility, and industrial settings. NSi Industries couplings are trusted for their precision engineering and compliance with UNSPSC 39131707, ensuring reliable performance in plumbing, HVAC, and mechanical systems where weather resistance is critical.
  • 3-1/2" size for standard conduit systems
  • Zinc construction resists corrosion and rust
  • IP66/IP67 rating for dust and water resistance
  • Raintight design ensures secure, watertight seal
  • Compatible with outdoor and industrial applications

Specifications

Application
These 3-1/2” dual Listed Zinc Alloy fittings come standard with a 105° C temperature rated insulated throat and the words “Rigid / EMT and RAINTIGHT” clearly cast into the body. This marking helps the AHJ to precisely confirm the products intended use. Patented
Connector Type
Compression
Insulated
Yes
Length
115.5700;4.550000000000000 in;in
Length
4.55 in
Length
115.57 mm
Material Quality
Zinc Die Cast
Outside Diameter
4.63 in
Outside Diameter
117.602 mm
Special Features
With Bridgeport’s newly redesigned Raintight Compression Couplings, 266-RT through 269-RT, contractors can install just one wet location fitting for either thread less Rigid / IMC or EMT.
Standard
cULus
Trade Size
3.5 in
Type
Raintight
Package Weight (Imperial)
3.380 L
Package Weight (Metric)
1.533 kg

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Frequently Asked Questions

What is the trade size of the 268-RT?

The trade size of the 268-RT is 3-1/2 inches.

Where is the 268-RT manufactured?

The 268-RT is manufactured in the USA.

What materials are used in the 268-RT coupling?

The 268-RT coupling is made from Zinc Die Cast.

How many units come in a standard package?

A standard package contains 6 units of the 268-RT.

What are the dimensions of the 268-RT?

The dimensions are A: 4.55 inches and B: 4.63 inches.

What is the temperature rating for the 268-RT?

The 268-RT has a temperature rating of 105° C.

What certifications does the 268-RT have?

The 268-RT is UL Listed and meets Federal Specification Number A-A-50553.

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.