Manufactured by CHG Bearing, the 46330A is a precision Double Row Tapered Roller Bearings. Key dimensional parameters include a 150 mm bore diameter, a 250 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.

46330A - Double Row Tapered Roller Bearings
Technical Specifications
| Overview | |
|---|---|
| Part Number | 46330A |
| 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) | 100 mm |
| Outer Diameter (D) | 250 mm |
| Bore Diameter Tolerance | 0 – +0.051 mm |
| Outside Diameter Tolerance | 0 – +0.051 mm |
| Inner Ring Chamfer | 3.5 min mm |
| Outer Ring Chamfer | 1.5 min mm |
| Inner Ring Assembly Width Tolerance | -0.762 – +0.762 mm |
| Outer Ring Assembly Width | 111.125 mm |
| Outer Ring Assembly Width Tolerance | -0.254 – +0.051 mm |
| Shaft Abutment Diameter | 369.8 mm |
| Housing Abutment Diameter | 427.1 mm |
| Lubrication Hole Diameter | 11 mm |
| Performance | |
| Basic Dynamic Load Rating C (kN) | 1231 kN |
| Basic Static Load Rating C0 (kN) | 3258 kN |
| Material | |
| Mass (kg) | 44.7 kg |
| Ring Material | Case-Hardened Steel / Bearing Steel |
| Cage Material | 08Al Steel / Grade 10 Steel |
| Lubrication Groove Width | 24 mm |
| Roller Material | Case-Hardened Steel |
46330A 250 mm 150 mm Frequently Asked Questions about 46330A Double Row Tapered Roller Bearings
Find key technical answers regarding dimensions, specifications, and replacement options for this model.
For international ocean and air freight, CHG Bearing packs 46330A with industrial VCI anti-corrosion barrier wrapping, sealed polybags, individual cartons, and fumigated ocean-worthy wooden crates. This multi-layer barrier guarantees rust-free storage for a minimum shelf life of 24 to 36 months.
Model 46330A 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 150 mm) and steep thermal gradients between inner and outer rings.
Sourcing 46330A 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 Double Row Tapered Roller Bearings.
Every production batch of CHG Bearing 46330A Double Row Tapered Roller Bearings 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.
