LINEBACKER SEALING GASKETS
Pipeline Seal & Insulator (PSI) has been manufacturing the LineBacker sealing gasket for over 40 years for the oil and gas industry. The LineBacker sealing gasket works in all ANSI Class Flanges. The exclusive sealing element design is a “Quad” ring placed within a unique groove design, offering excellent recovery values in accordance to ASTM F-36. The LineBacker gasket features sealing solutions while reducing stress on flanges and bolts. All PSI sealing gaskets are manufactured to ISO 9001:2000 standards.