The JCB 23310602 is a genuine OEM hydraulic tank cap designed for a wide range of JCB machinery. This essential component ensures the hydraulic system remains sealed and protected from contaminants, maintaining optimal performance and longevity. Compatible with popular JCB models including 3CX, 4CX, 5CX, Loadall, Fastrac, JS, JZ, TM, Teletruk, Robot, Midi CX, and Micro series.