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Crouse-Hinds 666 is a compression coupling designed for EMT conduit applications. This coupling is made from zinc plated steel which ensures durability and strength. It connects two ends of EMT conduit effectively and is suitable for use with boxes or enclosures.
The coupling is designed to be concrete tight and threadless, featuring NPSM male hub threads for added security.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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