H178694: Arm Cylinder Back-up Ring

Part Number: H178694

• High-performance back-up ring designed to prevent extrusion in high-pressure hydraulic systems
• Features an inner diameter of 129 mm (5.08 in) and an outer diameter of 135 mm (5 5/16 in) for optimal fit and function
• Constructed with a 3 mm (0.12 in) thickness to ensure durability and reliability in demanding applications
• Made from high-quality nylon for excellent resistance to wear and chemical exposure