The Caterpillar 2339530 O-Ring is a genuine OEM sealing component designed for critical applications across a wide range of Caterpillar equipment. This high-quality O-ring provides a secure and leak-proof seal, essential for maintaining the integrity of hydraulic, engine, and other fluid systems. With an inside diameter of 104.49 mm, an outside diameter of 110.08 mm, and a thickness of 2.79 mm, it meets precise specifications for optimal performance and durability in demanding operating conditions. This O-ring is a vital component for preventing fluid loss and contamination, contributing to the longevity and efficiency of your Cat machinery.