The Membrane Valve (OEM Part No. 3222043800) is a replacement hydraulic valve designed for fluid flow control and reliable pressure regulation in mining and drilling equipment. It is compatible with selected Epiroc / Atlas Copco models, including ROC L6, ROC L8, ROC D55, FlexiROC D60/D65 and SmartROC D65. The 3222043800 Membrane Valve helps control hydraulic fluid flow and supports stable operation of the drilling system. Suitable for routine maintenance and replacement, it can be used when the existing valve becomes worn, damaged or requires servicing. The 3222043800 Membrane Valve helps maintain reliable hydraulic system performance and support consistent equipment operation.