Manufactured by CHG Bearing, the 619/630 is a precision Deep Groove Ball Bearings（618 / 619 SERIES）. Key dimensional parameters include a 630 mm bore diameter, a 850 mm outer diameter, and a 100 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.
619/630 - Deep Groove Ball Bearings（618 / 619 SERIES）
Technical Specifications
| Overview | |
|---|---|
| Part Number | 619/630 |
| 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) | 630 mm |
| Width (B) | 100 mm |
| Outer Diameter (D) | 850 mm |
| Bore Diameter Tolerance | -0.05-0 mm |
| Outside Diameter Tolerance | -0.1-0 mm |
| Width Tolerance | -0.5-0 mm |
| Performance | |
| Basic Dynamic Radial Load Rating Cr (kN) | 625 kN |
| Basic Static Radial Load Rating C0r (kN) | 1350 kN |
| Limiting Speed – Grease (r/min) | 600 r/min |
| Limiting Speed – Oil (r/min) | 700 (r/min) |
| Material | |
| Mass (kg) | 163 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 | 0.09-0.230 mm |
619/630 850 mm 630 mm 100 mm Frequently Asked Questions about 619/630 Deep Groove Ball Bearings（618 / 619 SERIES）
Find key technical answers regarding dimensions, specifications, and replacement options for this model.
Sourcing 619/630 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）.
Yes, CHG Bearing works closely with industrial OEMs and brand distributors. We offer turnkey custom engineering for 619/630, including laser-etched customer logos, custom internal radial clearances, specialized grease formulations, and bespoke protective packaging.
Every production batch of CHG Bearing 619/630 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.
Model 619/630 is manufactured by CHG Bearing in standard Normal clearance (CN) for ambient temperature transmission, and C3 or C4 clearance for heavy duty applications. C3 clearance compensates for radial shrinkage caused by tight shaft press-fits (bore 630 mm) and steep thermal gradients between inner and outer rings.
