Press. Relief Valve

The Press. Relief Valve (OEM 552 277 55) is a precision-made alternative spare part for rock drills and drifter equipment used in the most challenging mining and tunnelling environments. It regulates and limits system pressure, protecting hydraulic components from overload and ensuring stable, safe operation of the rig.

Manufactured to precise tolerances from hardened, corrosion-resistant materials, it delivers accurate, repeatable pressure control and dependable sealing under demanding conditions. As an alternative spare part, it offers full functional interchangeability at a competitive cost, without compromising performance or reliability.

Delkom is a leading manufacturer of high-quality alternative rock drilling and drifter parts, serving customers in more than 100 countries. Contact our team for availability, volume pricing and technical guidance.