Manufactured by CHG Bearing, the L770847DW/L770810/770810D is a precision Four-Row Tapered Roller Bearings. Key dimensional parameters include a 457.2 mm bore diameter, a 596.9 mm outer diameter, and a 276.225 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.
L770847DW/L770810/770810D - Four-Row Tapered Roller Bearings
Technical Specifications
| Overview | |
|---|---|
| Part Number | L770847DW/L770810/770810D |
| Brand | CHG® |
| Characteristics | |
| Bearing Type | Four Row Tapered Roller Bearing |
| Number of Rows | Four Row |
| Tolerance Class | Class 4 |
| Dimensions | |
| Bore Diameter (d) | 457.2 mm |
| Width (B) | 276.225 mm |
| Outer Diameter (D) | 596.9 mm |
| Bore Diameter Tolerance | 0 – +0.051 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 | -1.524 – +1.524 mm |
| Outer Ring Assembly Width | 279.4 mm |
| Outer Ring Assembly Width Tolerance | -1.524 – +1.524 mm |
| Shaft Abutment Diameter | 488 mm |
| Housing Abutment Diameter | 555 mm |
| Lubrication Hole Diameter | 6 mm |
| Performance | |
| Basic Dynamic Load Rating C (kN) | 3270 kN |
| Basic Static Load Rating C0 (kN) | 9520 kN |
| Material | |
| Mass (kg) | 194 kg |
| Ring Material | Case-Hardened Steel / Bearing Steel |
| Rolling Element Material | Case-Hardened Steel / Bearing Steel |
| Cage Material | 08Al Steel |
| Lubrication Groove Width | 12.2 mm |
L770847DW/L770810/770810D 596.9 mm 457.2 mm 276.225 mm Frequently Asked Questions about L770847DW/L770810/770810D Four-Row Tapered Roller Bearings
Find key technical answers regarding dimensions, specifications, and replacement options for this model.
Engineered according to international ISO boundary plans, CHG Bearing supplies L770847DW/L770810/770810D with a precision bore diameter (d) of 457.2 mm, an outside diameter (D) of 596.9 mm, and a nominal ring width (B) of 276.225 mm. This configuration yields an effective cross-sectional wall thickness of 69.8 mm and an envelope ratio (D/d) of 1.31, delivering compact rigidity for OEM machinery housings.
To safeguard CHG Bearing L770847DW/L770810/770810D against fretting wear and false brinelling during transport or vibration, assemble mating surfaces (457.2 mm x 596.9 mm) using anti-fretting mounting paste. Maintaining strict alignment and avoiding prolonged static vibration will preserve raceway polish.
Absolutely. The CHG Bearing L770847DW/L770810/770810D Four-Row Tapered Roller Bearings is a 1:1 direct interchange for renowned brands, matching part numbers: SKF L770847DW/L770810/770810D, FAG L770847DW/L770810/770810D, NSK L770847DW/L770810/770810D. It shares identical envelope boundary dimensions, load capacities, and shaft fits, allowing instant drop-in replacement without retrofitting your machinery.
The Open Type engineered for L770847DW/L770810/770810D by CHG Bearing utilizes precision non-contact metal shields or reinforced NBR/FKM contact lip seals. This barrier prevents particulate ingress, washdown fluids, and abrasive dust from reaching the raceways while eliminating grease leakage under centrifugal forces.
