Check the listing for details. Appleton 6300US 3" Emt Compression Coupling 68785505037 **FAST SHIPPING**. Condition: New. Listed at 180.00 USD. Description Appleton 6300US 3" Emt Comp Coupling Usa Technical Description: Compression Type; Zinc Plated Steel (Body/Nut) Material; 5.5 Inch; EMT Conduit Used on; UL 514B, CUL, CSA C22.2 Approval; 4.69 Inch Diameter; 3 Inch Trade Size; Concrete/Raintight; ETP[TM] Brand; Applicable Standard NEMA FB-1; Application Commercial UPC: 68785505037 Part Number: 6300US Manufacturer: APPLETON This Appleton Electric compression coupler is the perfect solution for your electrical equipment needs. Designed for use with 3" EMT conduit, this coupler provides a secure and reliable connection for your wires and cables. Made with high-quality materials and built to last, this coupler is sure to withstand the test of time and provide you with fast and efficient performance. Whether you're a professional electrician or a DIY enthusiast, this Appleton Electric compression coupler is the ideal choice for your electrical needs.