Manufactured by CHG Bearing, the 352930YA is a precision Double Row Tapered Roller Bearings. Key dimensional parameters include a 150 mm bore diameter, a 209.5 mm outer diameter, and a 80 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.

352930YA - Double Row Tapered Roller Bearings
Technical Specifications
| Overview | |
|---|---|
| Part Number | 352930YA |
| Brand | CHG® |
| Bearing | Double Row Tapered Roller Bearing |
| Characteristics | |
| Series | 350000 |
| Number of Rows | Double Row |
| Tolerance Class | P5 |
| Dimensions | |
| Bore Diameter (d) | 150 mm |
| Width (B) | 80 mm |
| Outer Diameter (D) | 209.5 mm |
| Bore Diameter Tolerance | -0.022 – 0 mm |
| Outside Diameter Tolerance | -0.028 – 0 mm |
| Inner Ring Chamfer | 4 mm |
| Outer Ring Chamfer | 1.5 mm |
| Inner Ring Assembly Width Tolerance | -0.60 – 0 mm |
| Outer Ring Assembly Width | 104 mm |
| Outer Ring Assembly Width Tolerance | -0.80 – 0 mm |
| Shaft Abutment Diameter | 208 mm |
| Housing Abutment Diameter | 298 mm |
| Lubrication Hole Diameter | 6 mm |
| Performance | |
| Basic Dynamic Load Rating C (kN) | 1020 kN |
| Basic Static Load Rating C0 (kN) | 1860 kN |
| Material | |
| Mass (kg) | 39 kg |
| Ring Material | Bearing Steel |
| Cage Material | 08Al Steel / Grade 10 Steel |
| Lubrication Groove Width | 12 mm |
| Roller Material | Bearing Steel |
352930YA 209.5 mm 150 mm Frequently Asked Questions about 352930YA Double Row Tapered Roller Bearings
Find key technical answers regarding dimensions, specifications, and replacement options for this model.
To extend the trouble-free lifespan of CHG Bearing 352930YA, 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 352930YA 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.
Every production batch of CHG Bearing 352930YA 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.
Beyond standard alloy steel, CHG Bearing can customize the 352930YA Double Row Tapered Roller 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.
