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The Crouse-Hinds 337 is a 1-inch snap-in knockout blank made of steel designed for use with rigid and IMC conduit. This product provides a secure and effective blanking solution for unused knockout openings, ensuring safe and tidy installations. It is compatible with various commercial and institutional building projects.
This knockout blank is essential for maintaining the integrity of your conduit systems. It effectively seals off unused knockouts, preventing dust and moisture ingress.
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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