Hubbell Raco (1816) 4" No-Thread Conduit Connector, Malleable Iron Hubbell Raco (1816) 4" No-Thread Conduit Connector, Malleable Iron The Raco 1816 4" No-Thread Conduit Connector is a compression-style, threadless fitting designed for use with IMC and rigid conduits. Made from zinc-electroplated malleable iron, it provides a durable, corrosion-resistant, and concrete-tight seal for secure installations. With a 4-inch trade size and UL 514B and CSA C22.2 approvals, it ensures reliable performance in heavy-duty applications. About Us Welcome to Help! Resale, your go-to consignment shop where value meets quality. At Help! Resale, we're dedicated to providing you with an exceptional shopping experience, whether you're looking to find the best deals or consign your gently used items. Help Resale 7200 Fair Oaks Blvd Ste 120 Carmichael CA 95608 Business Hours : Monday-Friday: 9:00 am to 5:30 pm (PST) All product and company names are trademarks TM or registered trademarks of their respective holders. Use of them does not imply any affiliation with or endorsement by them. (description exceeds maximum possible length)