Manufactured by CHG Bearing, the 618/1050M is a precision Deep Groove Ball Bearings. Key dimensional parameters include a 1050 mm bore diameter, a 1280 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.

618/1050M - Deep Groove Ball Bearings
Technical Specifications
| Overview | |
|---|---|
| Part Number | 618/1050M |
| Brand | CHG® |
| Characteristics | |
| Bearing Type | Deep Groove Ball Bearing |
| Seal Type | Open |
| Number of Rows | Single Row |
| Tolerance Class | P5 |
| Load Direction | Radial |
| Dimensions | |
| Bore Diameter (d) | 1050 mm |
| Width (B) | 100 mm |
| Outer Diameter (D) | 1280 mm |
| Bore Diameter Tolerance | -0.065 – 0 mm |
| Outside Diameter Tolerance | -0.065 – 0 mm |
| Width Tolerance | -1.25 – 0 mm |
| Performance | |
| Basic Dynamic Load Rating C (kN) | 763 kN |
| Basic Static Load Rating C0 (kN) | 2040 kN |
| Material | |
| Mass (kg) | 283 kg |
| Ring Material | Bearing Steel |
| Cage Material | Brass |
| Ball Material | Bearing Steel |
618/1050M 1280 mm 1050 mm 100 mm Frequently Asked Questions about 618/1050M Deep Groove Ball Bearings
Find key technical answers regarding dimensions, specifications, and replacement options for this model.
Sourcing 618/1050M 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.
Beyond standard alloy steel, CHG Bearing can customize the 618/1050M Deep Groove Ball Bearings using AISI 440C stainless steel, black oxide coating, zinc-nickel plating, or hybrid ceramic (Si3N4) balls for applications involving chemical exposure, marine salt fog, or galvanic current hazards.
Following standard ISO 281 fatigue calculation guidelines, the nominal rating life (L10) of CHG Bearing 618/1050M correlates its dynamic capacity (standard dynamic) with equivalent dynamic loads. In controlled industrial settings with proper contamination-free filtration, field data confirms continuous operational longevity exceeding 20,000 to 50,000 service hours.
Model 618/1050M 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 1050 mm) and steep thermal gradients between inner and outer rings.
