Arlington 8417 Connector for Larger MC Cable, 3", Silver

When you need a rugged, dependable connector for larger MC feeder cable, the Arlington Industries 8417 connector delivers secure, professional results. This zinc die-cast connector is designed to lock into a 3" knockout with a steel locknut, providing a concrete‑tight seal when taped — helping protect signal integrity for security, surveillance, monitoring and networking applications. The integrated end stop and included bushings let you accommodate a broader range of steel and aluminum MC cable sizes without swapping parts, saving install time and minimizing inventory complexity.

Built with a steel strap and robust materials, the 8417 connector resists vibration and corrosion common on commercial jobsites and critical infrastructure projects. Its compact 3.89" x 3.28" footprint and 1.5 lb weight make it an easy drop-in for retrofit and new construction conduit adapters. Specify the Arlington 8417 connector for dependable cable protection and cleaner terminations on CCTV, access control, and low-voltage power runs. Add it to your next security or electrical project for faster, more reliable installations.

• Secures larger MC feeder cable quickly and reliably into a 3" knockout for fast, code-compliant installs
• Durable zinc die-cast construction and steel strap provide long-lasting protection for sensitive security and surveillance cabling
• Built-in end stop with additional bushings adapts to a wider range of steel and aluminum MC cable sizes, reducing SKUs on the truck
• Steel locknut and strap deliver a vibration-resistant, concrete-tight installation when taped—ideal for harsh environments
• Simplifies monitoring and networking conduit terminations for commercial low-voltage and security system deployments