Manufactured by CHG Bearing, the 3806/540J/HC is a precision Four-Row Tapered Roller Bearings. Key dimensional parameters include a 540 mm bore diameter, a 690 mm outer diameter, and a 400 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.
3806/540J/HC - Four-Row Tapered Roller Bearings
Technical Specifications
| Overview | |
|---|---|
| Part Number | 3806/540J/HC |
| Brand | CHG® |
| Characteristics | |
| Bearing Type | Four Row Tapered Roller Bearing |
| Number of Rows | Four Row |
| Tolerance Class | P0 |
| Dimensions | |
| Bore Diameter (d) | 540 mm |
| Width (B) | 400 mm |
| Outer Diameter (D) | 690 mm |
| Bore Diameter Tolerance | -0.05 – 0 mm |
| Outside Diameter Tolerance | -0.075 – 0 mm |
| Inner Ring Chamfer | 2 min mm |
| Outer Ring Chamfer | 5 min mm |
| Inner Ring Assembly Width Tolerance | -0.5 – +0.5 mm |
| Outer Ring Assembly Width | 400 mm |
| Outer Ring Assembly Width Tolerance | -0.5 – +0.5 mm |
| Shaft Abutment Diameter | 571 mm |
| Housing Abutment Diameter | 637 mm |
| Lubrication Hole Diameter | 8 mm |
| Performance | |
| Basic Dynamic Load Rating C (kN) | 5490 kN |
| Basic Static Load Rating C0 (kN) | 18500 kN |
| Material | |
| Mass (kg) | 360 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 | 15 mm |
3806/540J/HC 690 mm 540 mm 400 mm Frequently Asked Questions about 3806/540J/HC Four-Row Tapered Roller Bearings
Find key technical answers regarding dimensions, specifications, and replacement options for this model.
As a primary manufacturer, CHG Bearing supports both trial batch evaluations and container-load supply for 3806/540J/HC. Standard catalog sizes are stocked for rapid 3–7 day dispatch, while high-volume OEM production runs typically dispatch within 30–45 days.
Following standard ISO 281 fatigue calculation guidelines, the nominal rating life (L10) of CHG Bearing 3806/540J/HC 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.
Absolutely. The CHG Bearing 3806/540J/HC Four-Row Tapered Roller Bearings is a 1:1 direct interchange for renowned brands, matching part numbers: SKF 3806/540J/HC, FAG 3806/540J/HC, NSK 3806/540J/HC. It shares identical envelope boundary dimensions, load capacities, and shaft fits, allowing instant drop-in replacement without retrofitting your machinery.
Each 3806/540J/HC produced in CHG Bearing manufacturing facilities features accurately profiled corner chamfers complying with DIN 5412 / ISO standard corner radii. When designing mating shafts and housing shoulders, machining an undercut or fillet radius strictly within the inner ring clearance limit (540 mm bore side) ensures perfect planar contact without edge binding.
