Conduit Hanger; Type Conduit Hanger with Bolt and Nut; Trade Size #8; Conduit Type 3-1/2 Inch Rigid/EMT; Material Steel; Finish Zinc Electroplated; Size 1-1/4 Inch D x 5-7/16 Inch H; Standard Package 10; Approval UL (Canada and US), CSA; ROHS Compliant; Application to Secure Conduit to Threaded Rod, Insulator Support/Directly to Mounting Surface