Manufactured by CHG Bearing, the 48685/48620D is a precision Double Row Tapered Roller Bearings. Key dimensional parameters include a 142.875 mm bore diameter, a 200.025 mm outer diameter, and a 87.315 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.
48685/48620D - Double Row Tapered Roller Bearings
Technical Specifications
| Overview | |
|---|---|
| Part Number | 48685/48620D |
| Brand | CHG® |
| Bearing | Double Row Tapered Roller Bearing |
| Characteristics | |
| Series | 370000 |
| Number of Rows | Double Row |
| Tolerance Class | Class 3 |
| Dimensions | |
| Bore Diameter (d) | 142.875 mm |
| Width (B) | 87.315 mm |
| Outer Diameter (D) | 200.025 mm |
| Bore Diameter Tolerance | -0.022 – 0 mm |
| Outside Diameter Tolerance | -0.025 – 0 mm |
| Inner Ring Chamfer | 2 min mm |
| Outer Ring Chamfer | 2 min mm |
| Inner Ring Assembly Width Tolerance | N/A mm |
| Outer Ring Assembly Width | 76 mm |
| Outer Ring Assembly Width Tolerance | -0.25 – 0 mm |
| Shaft Abutment Diameter | N/A mm |
| Housing Abutment Diameter | N/A mm |
| Lubrication Hole Diameter | 5 mm |
| Performance | |
| Basic Dynamic Load Rating C (kN) | 594 kN |
| Basic Static Load Rating C0 (kN) | 1210 kN |
| Material | |
| Mass (kg) | 16.3 kg |
| Ring Material | Bearing Steel |
| Cage Material | 08Al Steel / Grade 10 Steel |
| Lubrication Groove Width | 10 mm |
| Roller Material | Bearing Steel |
48685/48620D 200.025 mm 142.875 mm Frequently Asked Questions about 48685/48620D Double Row Tapered Roller Bearings
Find key technical answers regarding dimensions, specifications, and replacement options for this model.
Each 48685/48620D 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 (142.875 mm bore side) ensures perfect planar contact without edge binding.
Every production batch of CHG Bearing 48685/48620D 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.
To safeguard CHG Bearing 48685/48620D against fretting wear and false brinelling during transport or vibration, assemble mating surfaces (142.875 mm x 200.025 mm) using anti-fretting mounting paste. Maintaining strict alignment and avoiding prolonged static vibration will preserve raceway polish.
Yes, CHG Bearing works closely with industrial OEMs and brand distributors. We offer turnkey custom engineering for 48685/48620D, including laser-etched customer logos, custom internal radial clearances, specialized grease formulations, and bespoke protective packaging.
