The JCB 25997703 Valve Relief Assembly is an authentic OEM component engineered to precisely regulate hydraulic pressure within various JCB machinery. This critical part ensures optimal system performance by preventing over-pressurization, thereby protecting sensitive hydraulic circuits from damage. Weighing 0.12 kg and featuring dimensions of 95mm in length, 51mm in height, and 26mm in width, this relief valve is designed for accurate fitment and robust durability across a broad spectrum of JCB equipment, including 3CX/4CX backhoe loaders, JS series excavators, 500 series telescopic handlers, and other compact and heavy machinery.