Description

The Spherrical Roller Bearing (OEM 803 978 39) is a high-quality alternative spare part built for rock drills and drifter rigs working under the toughest mining and tunnelling conditions. It carries rotating and oscillating loads with low friction, keeping components accurately aligned and moving smoothly under heavy radial and axial forces.

Made from high-grade hardened bearing steel with precision-ground raceways, it offers the load rating and fatigue strength needed for extended service and reduced downtime. Offered as an aftermarket alternative, it delivers full interchangeability and proven durability at a more competitive cost.

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.