Manufactured by CHG Bearing, the 619/950P4 is a precision Deep Groove Ball Bearings（618 / 619 SERIES）. Key dimensional parameters include a 950 mm bore diameter, a 1250 mm outer diameter, and a 132 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.
619/950P4 - Deep Groove Ball Bearings（618 / 619 SERIES）
Technical Specifications
| Overview | |
|---|---|
| Part Number | 619/950P4 |
| 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) | 950 mm |
| Width (B) | 132 mm |
| Outer Diameter (D) | 1250 mm |
| Bore Diameter Tolerance | / mm |
| Outside Diameter Tolerance | / mm |
| Width Tolerance | / mm |
| Performance | |
| Basic Dynamic Radial Load Rating Cr (kN) | 1010 kN |
| Basic Static Radial Load Rating C0r (kN) | 2800 kN |
| Limiting Speed – Grease (r/min) | 260 r/min |
| Limiting Speed – Oil (r/min) | 320 (r/min) |
| Material | |
| Mass (kg) | 390 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 | P4 |
| Radial Internal Clearance | 0.150-0.350 mm |
619/950P4 1250 mm 950 mm 132 mm Frequently Asked Questions about 619/950P4 Deep Groove Ball Bearings（618 / 619 SERIES）
Find key technical answers regarding dimensions, specifications, and replacement options for this model.
Absolutely. The CHG Bearing 619/950P4 Deep Groove Ball Bearings（618 / 619 SERIES） is a 1:1 direct interchange for renowned brands, matching part numbers: SKF 619/950P4, FAG 619/950P4, NSK 619/950P4. It shares identical envelope boundary dimensions, load capacities, and shaft fits, allowing instant drop-in replacement without retrofitting your machinery.
Engineered according to international ISO boundary plans, CHG Bearing supplies 619/950P4 with a precision bore diameter (d) of 950 mm, an outside diameter (D) of 1250 mm, and a nominal ring width (B) of 132 mm. This configuration yields an effective cross-sectional wall thickness of 150.0 mm and an envelope ratio (D/d) of 1.32, delivering compact rigidity for OEM machinery housings.
In its sealed configuration (Open / Contact Seal Options), CHG Bearing pre-charges 619/950P4 with premium wide-temperature lithium-complex or polyurea grease, calibrated to a 30%–35% cavity volume ratio. For open-type variants, synthetic PAO or refined mineral lubricating oils with appropriate EP (Extreme Pressure) additives should be circulated.
Every production batch of CHG Bearing 619/950P4 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.
