Thomas & Betts XC241 Steel City Conduit Connector Brand: Thomas & Betts. Part Number: XC241. Steel City Conduit Connector, Non-Insulated, 1/2 in, AC/FMC Cable, Screw-In, Die Cast Zinc, 1.38 in L x 0.92 in W. Additional Description: TB -XC241 1/2 INCH CONN,SCREW-IN,AC/FLEX,DC. Catalog Description: Connector, Screw-In, Size 1/2 Inch, Length 1.38 Inch, Width 0.92 Inch, Die Cast Zinc..