The NESCO 641Z Zinc Die Cast Set Screw Coupling is built for professional electricians and contractors who need a fast, reliable connection between 1/2 in. EMT conduit sections. Engineered for indoor electrical raceway installations, this coupling eliminates the need for threading — simply slide, tighten, and move on. Its zinc die cast construction delivers solid mechanical strength and concrete-tight performance, making it a dependable choice for commercial, residential, and light industrial wiring projects. Whether you're roughing in a panel room, running conduit across a drop ceiling, or wiring a new build, the 641Z keeps your work moving efficiently and to code.

Specifications

Brand NESCO
Model 641Z
Conduit Type EMT (Electrical Metallic Tubing)
Trade Size 1/2 in.
Connection Type Set Screw
Material Zinc Die Cast
Listing / Approval Concrete-Tight
Application Indoor electrical raceway systems
Weight 0.57 lb