Technical data
Product specifications
Metric and imperial values are paired where the manufacturer provides both. Expand a section to review its parameters.
Core specifications11 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Variant / construction | Tapered roller bearings | |
| Bore diameter | d | 420 mm |
| Outside diameter | D | 621 mm |
| Width | B | 200 mm |
| Basic dynamic load rating | C | 2970 kN |
| Basic static load rating | C0 | 7200 kN |
| Fatigue load limit | Pu | 560 kN |
| Mass | ≈m | 211 kg |
| Sealing | Without | |
| Cage | Sheet metal | |
| Lubricant | None |
Dimensions6 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Bore diameter | 420.0 mm | |
| Outside diameter | 621.0 mm | |
| Width, total | 200.0 mm | |
| Width, inner ring | 200.0 mm | |
| Width, outer ring | 200.0 mm | |
| Contact angle | 26.7 ° |
Product identity5 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Official product category | Tapered roller bearings | |
| Official taxonomy path | /products/rolling-bearings/roller-bearings/tapered-roller-bearings/double-row-tapered-roller-bearings | |
| Structure group ID | BT2_002 | |
| Available from SKF | Yes | |
| Remanufacturable | Yes |
Engineering — Calculation data10 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Basic dynamic load rating | C | 2970 kN |
| Basic static load rating | C 0 | 7200 kN |
| Fatigue load limit | P u | 560 kN |
| Limiting value | e | 0.75 |
| Calculation factor | Y 1 | 0.9 |
| Calculation factor | Y 2 | 1.4 |
| Calculation factor | Y 0 | 0.9 |
| Comparative radial load rating | C F | 735 kN |
| Comparative axial load rating | C Fa | 545 kN |
| Thrust factor | K | 0.78 |
Engineering — Dimensions10 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Bore diameter | d | 420 mm |
| Outside diameter | D | 621 mm |
| Total width | T | 200 mm |
| Width of inner ring | B | 200 mm |
| Shoulder diameter of inner ring (small side face) | d 1 | 454 mm |
| Raceway diameter of outer ring (small side face) | D 1 | 506.078 mm |
| Inner ring locating slot width | b | 51.3 mm |
| Inner ring locating slot depth | h | 20 mm |
| Chamfer dimension of inner ring | r 1,2 | min. 2 mm |
| Chamfer dimension of outer ring | r 3,4 | min. 5 mm |
Engineering — Engineering specifications2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Design variant/feature | TDIS.2/N2 | |
| Bore type | Cylindrical |
Logistics3 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Product net weight | 211.0 kg | |
| eClass code | 23-05-09-10 | |
| UNSPSC code | 31171516 |
Performance2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Basic dynamic load rating | 2970.0 kN | |
| Basic static load rating | 7200.0 kN |
Properties15 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Bearing part | Complete bearing | |
| Design | TDI | |
| Number of rows | 2 | |
| Locating feature, bearing outer ring | Without | |
| Bore type | Cylindrical | |
| Cage | Sheet metal | |
| Arrangement of contact angle (double-row bearing) | Face-to-face (X) | |
| Matched arrangement | No | |
| Coating | Without | |
| Sealing | Without | |
| Lubricant | None | |
| Relubrication feature | With | |
| Candidate for remanufacturing | Yes | |
| Indicative carbon footprint for new product | 781.0 kg CO 2 e | |
| Indicative carbon footprint for remanufactured product | 260.0 kg CO 2 e |