Manufactured by CHG Bearing, the 618/710 is a precision Deep Groove Ball Bearings（618 / 619 SERIES）. Key dimensional parameters include a 710 mm bore diameter, a 870 mm outer diameter, and a 74 mm overall width. This component is designed to meet standard load requirements and ensure consistent operational performance. For comprehensive technical evaluation, please explore the detailed specifications, dimensional data, product images, and CAD drawings provided below. A complete PDF data sheet is also readily available for direct download to support your engineering and procurement needs.
618/710 - Deep Groove Ball Bearings（618 / 619 SERIES）
Technical Specifications
| Overview | |
|---|---|
| Part Number | 618/710 |
| Brand | CHG® |
| Characteristics | |
| Bearing Type | Deep Groove Ball Bearing |
| Seal Type | Open / Contact Seal Options |
| Load Direction | Radial |
| Row Configuration | Single Row |
| Dimensions | |
| Bore Diameter (d) | 710 mm |
| Width (B) | 74 mm |
| Outer Diameter (D) | 870 mm |
| Bore Diameter Tolerance | -0.075-0 mm |
| Outside Diameter Tolerance | -0.1-0 mm |
| Width Tolerance | -0.75-0 mm |
| Performance | |
| Basic Dynamic Radial Load Rating Cr (kN) | 480 kN |
| Basic Static Radial Load Rating C0r (kN) | 1100 kN |
| Limiting Speed – Grease (r/min) | 530 r/min |
| Limiting Speed – Oil (r/min) | 630 (r/min) |
| Material | |
| Mass (kg) | 92.6 kg |
| Ring Material | Stainless Steel / Bearing Steel |
| Cage Material | Brass / PEEK / Polyimide / Phenolic Resin Fabric Laminate |
| Ball Material | Stainless Steel / Bearing Steel / Ceramic |
| Operating Temperature Range (°C) | -50 to +100 °C |
| Precision Class | P0 |
| Radial Internal Clearance | 0.110-0.260 mm |
618/710 870 mm 710 mm 74 mm Frequently Asked Questions about 618/710 Deep Groove Ball Bearings（618 / 619 SERIES）
Find key technical answers regarding dimensions, specifications, and replacement options for this model.
Sourcing 618/710 directly from CHG Bearing eliminates intermediate brokerage markups while granting you factory-direct engineering backup, rigorous ISO-certified quality assurance, competitive volume wholesale pricing, and dependable supply chain stability for Deep Groove Ball Bearings（618 / 619 SERIES）.
As standard production, CHG Bearing subjects 618/710 to precision bainite or martensite quenching, offering dimensional stability up to 120°C (248°F). For high-heat processing equipment, CHG Bearing also supplies custom S0 (150°C), S1 (200°C), or S2 (250°C) stabilization heat treatments upon request to prevent residual austenite transformation.
As a primary manufacturer, CHG Bearing supports both trial batch evaluations and container-load supply for 618/710. Standard catalog sizes are stocked for rapid 3–7 day dispatch, while high-volume OEM production runs typically dispatch within 30–45 days.
Every production batch of CHG Bearing 618/710 Deep Groove Ball Bearings（618 / 619 SERIES） comes with complete traceability. Upon shipment, CHG Bearing can provide EN 10204 3.1 Material Test Reports (MTR), Certificates of Conformity (CoC), spectral chemical composition analysis, and dimensional inspection sheets.
