Bridgeport 2180-S #8 Stnless Hanger W/Bolt, Box of 10
https://testing.nsiindustries.com/product/bridgeport-2180-s-8-stnless-hanger-w-bolt-box-of-10/
Size #8 Stainless Steel Conduit Hanger with Nut and Bolt for securing 3-1/2u201d electrical metallic tubing (EMT) or 3-1/2″ rigid conduit to threaded rod, insulator supports or directly to a mounting surface. Each hanger comes with a 50 lb load rating.