The Cat 8Q6087 O-Ring Seal is a genuine Caterpillar component designed for critical sealing applications in various Cat equipment. Manufactured from durable Fluorocarbon (FKM) material, this O-ring provides excellent resistance to high temperatures, chemicals, and oils, ensuring reliable performance and preventing leaks. It features an inside diameter of 3.48 mm and a cross-section diameter of 1.78 mm, making it suitable for a wide range of hydraulic and fluid systems across Cat articulated trucks, asphalt pavers, backhoe loaders, and more.