Manufactured by CHG Bearing, the 46230 is a precision Double Row Tapered Roller Bearings. Key dimensional parameters include a 150 mm bore diameter, a 225 mm outer diameter, and a 56 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.

46230 - Double Row Tapered Roller Bearings
Technical Specifications
| Overview | |
|---|---|
| Part Number | 46230 |
| Brand | CHG® |
| Bearing | Double Row Tapered Roller Bearing |
| Characteristics | |
| Series | 350000 |
| Number of Rows | Double Row |
| Tolerance Class | Class 4 |
| Dimensions | |
| Bore Diameter (d) | 150 mm |
| Width (B) | 56 mm |
| Outer Diameter (D) | 225 mm |
| Bore Diameter Tolerance | 0 – +0.025 mm |
| Outside Diameter Tolerance | 0 – +0.051 mm |
| Inner Ring Chamfer | 1.5 min mm |
| Outer Ring Chamfer | 3.3 min mm |
| Inner Ring Assembly Width Tolerance | -0.04 – 0 mm |
| Outer Ring Assembly Width | 180.975 mm |
| Outer Ring Assembly Width Tolerance | -0.5 – +0.7 mm |
| Shaft Abutment Diameter | N/A mm |
| Housing Abutment Diameter | N/A mm |
| Lubrication Hole Diameter | 9.5 mm |
| Performance | |
| Basic Dynamic Load Rating C (kN) | 1810 kN |
| Basic Static Load Rating C0 (kN) | 4150 kN |
| Material | |
| Mass (kg) | 63 kg |
| Ring Material | Case-Hardened Steel |
| Cage Material | 08Al Steel / Grade 10 Steel |
| Lubrication Groove Width | 15 mm |
| Roller Material | Case-Hardened Steel |
46230 225 mm 150 mm Frequently Asked Questions about 46230 Double Row Tapered Roller Bearings
Find key technical answers regarding dimensions, specifications, and replacement options for this model.
As standard production, CHG Bearing subjects 46230 to precision bainite or martensite quenching, offering dimensional stability up to 120°C (248°F). For high-heat processing equipment, CHG Bearing also supplies custom S0 (150°C), S1 (200°C), or S2 (250°C) stabilization heat treatments upon request to prevent residual austenite transformation.
To extend the trouble-free lifespan of CHG Bearing 46230, preventive maintenance routines should monitor operating housing temperature (normally maintaining below 70°C) and conduct regular vibration FFT analysis to identify early raceway micro-pitting before unexpected line halts occur.
Following standard ISO 281 fatigue calculation guidelines, the nominal rating life (L10) of CHG Bearing 46230 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.
The CHG Bearing 46230 is rated for limiting speeds up to standard rated RPM under forced oil-mist or circulating oil lubrication regimes. When lubricated with factory-filled synthetic high-speed grease, safe continuous velocity is maintained at approximately 75% to 85% of the maximum nominal limit, preventing thermal runaway.
