Threaded Chase Nipple 316 Stainless Steel Trade Size 3 in Overall Length 1 5/8 in Finish Polished Compatible Conduit Type RMC IMC Thread Size 3 In.-8 Thread Type NPT Conduit Fitting Type Connector Standards UL For Use With Threaded Metallic Conduit For Conduit Type RMC IMC Overall Width 3 7/8 in Weight 1.31 lb Compatible Conduit Trade Size 3 in Connection Type Threaded Indoor/Outdoor Usage Indoor/Outdoor Inside Diameter 3 in