Manufactured by CHG Bearing, the 5-777/650X4 is a precision Four-Row Tapered Roller Bearings. Key dimensional parameters include a 650 mm bore diameter, a 1030 mm outer diameter, and a 560 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.
5-777/650X4 - Four-Row Tapered Roller Bearings
Technical Specifications
| Overview | |
|---|---|
| Part Number | 5-777/650X4 |
| Brand | CHG® |
| Characteristics | |
| Bearing Type | Four Row Tapered Roller Bearing |
| Number of Rows | Four Row |
| Tolerance Class | P0 |
| Dimensions | |
| Bore Diameter (d) | 650 mm |
| Width (B) | 560 mm |
| Outer Diameter (D) | 1030 mm |
| Bore Diameter Tolerance | -0.075 – 0 mm |
| Outside Diameter Tolerance | -0.125 – 0 mm |
| Inner Ring Chamfer | 7.5 min mm |
| Outer Ring Chamfer | 12 min mm |
| Inner Ring Assembly Width Tolerance | -1 – 0 mm |
| Outer Ring Assembly Width | 560 mm |
| Outer Ring Assembly Width Tolerance | -1 – 0 mm |
| Shaft Abutment Diameter | 684 mm |
| Housing Abutment Diameter | 962 mm |
| Lubrication Hole Diameter | 12.5 mm |
| Performance | |
| Basic Dynamic Load Rating C (kN) | 13100 kN |
| Basic Static Load Rating C0 (kN) | 33800 kN |
| Material | |
| Mass (kg) | 1810 kg |
| Ring Material | Case-Hardened Steel / Bearing Steel |
| Rolling Element Material | Case-Hardened Steel / Bearing Steel |
| Cage Material | Grade 45 Steel / 08Al Steel / Grade 10 Steel |
| Lubrication Groove Width | 25 mm |
5-777/650X4 1030 mm 650 mm 560 mm Frequently Asked Questions about 5-777/650X4 Four-Row Tapered Roller Bearings
Find key technical answers regarding dimensions, specifications, and replacement options for this model.
Following standard ISO 281 fatigue calculation guidelines, the nominal rating life (L10) of CHG Bearing 5-777/650X4 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.
When fitting 5-777/650X4 over a 650 mm shaft, CHG Bearing strictly recommends uniform induction heating (controlled between 90°C and 110°C) or precision hydraulic press sleeves. Under no circumstances should direct impact blows be struck against the rings or cage, as shock loads cause brinelling indents and premature spalling.
As a primary manufacturer, CHG Bearing supports both trial batch evaluations and container-load supply for 5-777/650X4. Standard catalog sizes are stocked for rapid 3–7 day dispatch, while high-volume OEM production runs typically dispatch within 30–45 days.
Yes, 100% of 5-777/650X4 Four-Row Tapered Roller Bearings 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.
