Overcenter Valve

The Overcenter Valve (OEM 551 513 81) is a precision-made alternative spare part for rock drills and drifter equipment used in the most challenging mining and tunnelling environments. It routes and regulates hydraulic fluid flow through the circuit, controlling the precise operation of drilling and feed functions.

Made to precise tolerances from hardened, wear- and corrosion-resistant materials, it delivers accurate flow control, tight sealing and reliable response under high pressure. As a cost-effective alternative component, it matches the form, fit and function of the original while maintaining high reliability.

Delkom manufactures and exports premium alternative rock drilling, drifter equipment and spare parts to more than 100 countries. Contact us for current availability, bulk pricing and technical support.