John Deere Back-Up Ring - Section Thickness (IN): 0.1811 Part No: T173396

The John Deere T173396 Back-Up Ring is designed to provide added support to sealing systems, helping to prevent extrusion and maintain optimal performance under high-pressure conditions. Built for durability and precision, this back-up ring enhances the life of O-rings and seals by maintaining proper shape and reducing wear. Ideal for use in hydraulic and mechanical assemblies, the T173396 helps ensure consistent pressure retention and system integrity, even in demanding environments. Its strong construction supports long service intervals and minimizes the risk of leaks or premature failure. Whether you're performing a repair or preventive maintenance, this back-up ring plays a critical role in keeping your equipment operating efficiently. Trust Doggett John Deere to supply dependable parts that help protect and extend the life of your machinery.