The Pressure Relief Valve (OEM Part No. 3217933740) is a hydraulic spare part compatible with Epiroc underground mining equipment, including E70, Simba E7C, M40S, Boomer XE3C, Boltec-MC, BOOMER-M2C and M4C models. Manufactured from steel alloy, it functions as a hydraulic pressure protection and regulation component in the hydraulic system. The pressure relief valve controls excessive hydraulic pressure, improves system safety, and maintains stable hydraulic performance. Designed for demanding mining environments, this replacement hydraulic component delivers reliable operation, excellent durability, and long service life for equipment maintenance and repair applications.