John Deere L55202 Flow Control Valve Back-Up Ring is designed to ensure optimal performance and longevity of your hydraulic systems. It features an inner diameter of 21.70 mm (0.85 in) and an outer diameter of 23.90 mm (0.94 in) for a precise fit and function. With a thickness of 1 mm (0.04 in), this back-up ring provides robust support and durability in demanding applications. Made from high-quality material, it enhanced reliability and an extended service life, making it a dependable choice for maintaining the efficiency of your hydraulic equipment. Model Number: L55202