GEC670XS Split Ring Joint Bearing, 670mm Bore, for Heavy Oscillating Pivots

GEC670XS is an extra-large C-series radial spherical plain bearing with axially split outer ring secured by lock rings. It is equipped with grease grooves and oil holes, steel-on-steel sliding pair with hard-chrome inner ring, suitable for heavy radial loads and slow oscillation in mining, hydraulic and metallurgical equipment.

• Split outer ring for easy on-site replacement
• Integrated grease channels for stable lubrication
• Hard-chrome inner ring for enhanced wear resistance
• Self-aligning design compensates misalignment and deformation
• Optional 2RS double seals against dust and debris

• Model: GEC670XS
• Inner Diameter (ID): 670 mm
• Outer Diameter (OD): 900 mm
• Inner Ring Width: 280 mm
• Outer Ring Width: 240 mm
• Spherical Diameter (dk): 780 mm
• Structure: C series radial spherical plain bearing, axially split outer ring with lubrication ports and locking ring grooves
• Sliding Surface: Steel / steel, hard chrome plated inner ring
• Material: Hardened GCr15 bearing steel
• Maintenance Type: Grease lubricated
• Sealing Option: GEC670XS-2RS double sealed
• Allowable Misalignment Angle: 3°
• Gear Type (if any): N/A

This bearing is widely used in:

• Large hydraulic cylinders
• Open-pit mining machinery
• Metallurgical rolling mill equipment
• Port heavy lifting cranes
• Heavy-load pivot articulation points

• 25+ years experience in industrial bearing manufacturing
• Exported to 50+ countries worldwide
• Rich experience in OEM & custom projects
• Strict quality inspection before shipment
• Fast response within 24 hours
• Stable supply for long-term cooperation

• Raw material inspection
• Precision machining process
• Heat treatment control
• Hard chrome plating thickness check
• Final inspection before delivery

Looking for a reliable large-bore plain bearing supplier?

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• Fast quotation within 24 hours
• Technical support from engineers
• Custom solution suggestions
• Competitive factory price

WhatsApp: +86 19502213551

No, steel-to-steel design requires regular greasing. Choose GEC670XTL (PTFE lined) for maintenance-free use.

Yes, GEC670XS-2RS double sealed is available.

Standard large sizes: 15–25 days
Custom products: depending on specifications