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NSI Industries 1128 - Coupling, Conduit, Three-Piece, Malleable Iron, Size 3 Inch

NSI Industries 1128 Coupling, Conduit, Three-Piece, Malleable Iron, Size 3 Inch

UPC: 781747011282


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Contact for Pricing

Call +1 (262) 252-1600 (toll-free 877-268-3700) or email [email protected] for pricing and availability.

Overview

The NSi Industries 3-inch malleable iron three-piece conduit coupling (SKU: 1128) is a durable, corrosion-resistant fitting designed to join two lengths of threaded rigid metal conduit (RMC) or intermediate metal conduit (IMC). Constructed from high-quality malleable iron with a zinc electro-plated finish, this coupling provides superior strength and long-lasting performance in industrial, commercial, and infrastructure applications. The three-piece design features a split body and two gland nuts, enabling easy installation and maintenance without removing adjacent conduit sections. Measuring 3 inches in trade size, the coupling accommodates standard conduit applications and meets UL 514B and NEMA FB-1 standards for electrical conduit fittings. Ideal for electrical contractors, manufacturing facilities, and utility installations, this coupling delivers robust structural integrity and corrosion resistance for secure conduit systems.
  • Material: Malleable iron with zinc electro-plated finish for corrosion resistance
  • Three-piece design with split body and gland nuts for easy installation and maintenance
  • Trade size: 3 inches, compatible with rigid metal conduit (RMC) and intermediate metal conduit (IMC)
  • Meets UL 514B and NEMA FB-1 standards for electrical conduit fittings
  • Reliable Electrical and Mechanical Connections

Specifications

Application
Used to join two lengths of threaded rigid or IMC conduit.
Insulated
No
Material Quality
Malleable Iron
Special Features
Concrete-tight
Standard
cULus,CSA
Trade Size
3 in.
Trade Size
3
Type
Three-Piece
Package Weight (Imperial)
4.350 L
Package Weight (Metric)
1.973 kg
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Frequently Asked Questions

What is the UPC Number for the 1128 coupling?

The UPC Number for the 1128 coupling is 781747011282.

What is the Catalog ID for this product?

The Catalog ID for this product is 1128.

What is the standard package quantity for the 1128?

The standard package quantity for this coupling is 5 units.

What is the trade size of the 1128 coupling?

The trade size of this coupling is 3 inches.

What are the physical dimensions of the 1128 coupling?

Dimension A is 3 inches, B is 4-5/8 inches, and C is 4-13/16 inches.

What conduit types are compatible with this coupling?

This coupling is compatible with threaded rigid or IMC conduit.

What is the finish of the 1128 coupling?

The coupling has a zinc electro-plate finish.

What material is the 1128 coupling made from?

The 1128 coupling is made from malleable iron.

What is the 1128 coupling used for?

This three-piece coupling is used to join two lengths of threaded rigid or IMC conduit.

What is the 1128 coupling used for?

This three-piece coupling is used to join two lengths of threaded rigid or IMC conduit.

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