Manufactured by CHG Bearing, the 619/900 is a precision Deep Groove Ball Bearings（618 / 619 SERIES）. Key dimensional parameters include a 900 mm bore diameter, a 1180 mm outer diameter, and a 122 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.
619/900 - Deep Groove Ball Bearings（618 / 619 SERIES）
Technical Specifications
| Overview | |
|---|---|
| Part Number | 619/900 |
| 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) | 900 mm |
| Width (B) | 122 mm |
| Outer Diameter (D) | 1180 mm |
| Bore Diameter Tolerance | -0.1-0 mm |
| Outside Diameter Tolerance | -0.125-0 mm |
| Width Tolerance | -1-0 mm |
| Performance | |
| Basic Dynamic Radial Load Rating Cr (kN) | 852 kN |
| Basic Static Radial Load Rating C0r (kN) | 2280 kN |
| Limiting Speed – Grease (r/min) | 320 r/min |
| Limiting Speed – Oil (r/min) | 380 (r/min) |
| Material | |
| Mass (kg) | 350 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 | 0.140-0.320 mm |
619/900 1180 mm 900 mm 122 mm Frequently Asked Questions about 619/900 Deep Groove Ball Bearings（618 / 619 SERIES）
Find key technical answers regarding dimensions, specifications, and replacement options for this model.
Yes, 100% of 619/900 Deep Groove Ball Bearings（618 / 619 SERIES） leaving CHG Bearing production lines are subjected to multi-frequency Anderometer sound testing. All units satisfy baseline Z1V1 levels, with dedicated quiet-running electric motor quality (EMQ) lots certified to Z2V2 and Z3V3 standards for silent machinery integration.
Absolutely. The CHG Bearing 619/900 Deep Groove Ball Bearings（618 / 619 SERIES） is a 1:1 direct interchange for renowned brands, matching part numbers: SKF 619/900, FAG 619/900, NSK 619/900. It shares identical envelope boundary dimensions, load capacities, and shaft fits, allowing instant drop-in replacement without retrofitting your machinery.
Yes, CHG Bearing works closely with industrial OEMs and brand distributors. We offer turnkey custom engineering for 619/900, including laser-etched customer logos, custom internal radial clearances, specialized grease formulations, and bespoke protective packaging.
In its sealed configuration (Open / Contact Seal Options), CHG Bearing pre-charges 619/900 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.
