Protect your excavator’s hydraulic system with the OTTO 5132284 Main Relief Valve (P/N: 513-2284), a premium aftermarket relief valve engineered for CAT M317F and M315F main valves. This high-quality component maintains stable hydraulic pressure, offering a cost-effective OEM alternative that ensures reliable performance and prevents system damage.

This genuine OEM relief valve is designed for direct replacement in the hydraulic systems of Hyundai R210LC-7, R220LC, R250LC, and R280LC excavator models.