Manufactured by CHG Bearing, the DHK.07.0063 is a precision Four-Row Tapered Roller Bearings. Key dimensional parameters include a 220.662 mm bore diameter, a 314.325 mm outer diameter, and a 239.712 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.
DHK.07.0063 - Four-Row Tapered Roller Bearings
Technical Specifications
| Overview | |
|---|---|
| Part Number | DHK.07.0063 |
| Brand | CHG® |
| Characteristics | |
| Bearing Type | Four Row Tapered Roller Bearing |
| Number of Rows | Four Row |
| Tolerance Class | Class 4 |
| Dimensions | |
| Bore Diameter (d) | 220.662 mm |
| Width (B) | 239.712 mm |
| Outer Diameter (D) | 314.325 mm |
| Bore Diameter Tolerance | 0 – +0.025 mm |
| Outside Diameter Tolerance | 0 – +0.051 mm |
| Inner Ring Chamfer | 1.5 min mm |
| Outer Ring Chamfer | N/A mm |
| Inner Ring Assembly Width Tolerance | -0.102 – +0.102 mm |
| Outer Ring Assembly Width | 239.712 mm |
| Outer Ring Assembly Width Tolerance | -1.524 – +1.524 mm |
| Shaft Abutment Diameter | 233 mm |
| Housing Abutment Diameter | 292 mm |
| Lubrication Hole Diameter | 9.5 mm |
| Performance | |
| Basic Dynamic Load Rating C (kN) | 2240 kN |
| Basic Static Load Rating C0 (kN) | 5200 kN |
| Material | |
| Mass (kg) | N/A kg |
| Ring Material | Case-Hardened Steel / Bearing Steel |
| Rolling Element Material | Case-Hardened Steel / Bearing Steel |
| Cage Material | 08Al Steel |
| Lubrication Groove Width | N/A mm |
DHK.07.0063 314.325 mm 220.662 mm 239.712 mm Frequently Asked Questions about DHK.07.0063 Four-Row Tapered Roller Bearings
Find key technical answers regarding dimensions, specifications, and replacement options for this model.
Yes, 100% of DHK.07.0063 Four-Row Tapered Roller Bearings leaving CHG Bearing production lines are subjected to multi-frequency Anderometer sound testing. All units satisfy baseline Z1V1 levels, with dedicated quiet-running electric motor quality (EMQ) lots certified to Z2V2 and Z3V3 standards for silent machinery integration.
The CHG Bearing DHK.07.0063 is rated for limiting speeds up to standard rated RPM under forced oil-mist or circulating oil lubrication regimes. When lubricated with factory-filled synthetic high-speed grease, safe continuous velocity is maintained at approximately 75% to 85% of the maximum nominal limit, preventing thermal runaway.
Engineered according to international ISO boundary plans, CHG Bearing supplies DHK.07.0063 with a precision bore diameter (d) of 220.662 mm, an outside diameter (D) of 314.325 mm, and a nominal ring width (B) of 239.712 mm. This configuration yields an effective cross-sectional wall thickness of 46.8 mm and an envelope ratio (D/d) of 1.42, delivering compact rigidity for OEM machinery housings.
Sourcing DHK.07.0063 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 Four-Row Tapered Roller Bearings.
