Girard’s drain sump is specifically designed for tank trailers hauling corrosive and hazardous materials. The ID of the sump is designed and machined to allow for clean flow delivery of product from the tank. Every sump is cast and electropolished at Girard’s foundry in Ft. Pierce, FL and are machined, assembled and tested in Vero Beach, FL. Sumps are shipped with achemical and physical certification and pressure tested at 75 PSI for leaks. Sumps can be ordered in various lengths, e.g. 1¾”, and 5¼”. Standard material is CF3M (316L) or 2205 Duplex (CD3MN). Standard 4” TTMA Flange dimensions with optional ASME studs and nuts A193/A194 available for ASME certified tanks. Serrations are machined on the mounting face according toASME B16.5.