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 | Cylindrical roller bearings | |
| Outside diameter | D | 52 mm |
| Width | B | 18 mm |
| Basic dynamic load rating | C | 39 kN |
| Basic static load rating | C0 | 34 kN |
| Fatigue load limit | Pu | 4.25 kN |
| Reference speed | nref | 14000 r/min |
| Limiting speed | nG | 16000 r/min |
| Mass | ≈m | 0.122 kg |
| Sealing | Without | |
| Lubricant | None |
Dimensions3 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Diameter under rollers | 31.5 mm | |
| Outside diameter | 52.0 mm | |
| Width | 18.0 mm |
Product identity5 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Official product category | Cylindrical roller bearings | |
| Official taxonomy path | /products/rolling-bearings/roller-bearings/cylindrical-roller-bearings/single-row-cylindrical-roller-bearings | |
| Structure group ID | BC1_002 | |
| Available from SKF | Yes | |
| Remanufacturable | No |
Engineering — Abutment dimensions3 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Abutment diameter shaft | d a | max. 34.7 mm |
| Abutment diameter housing | D a | max. 46.4 mm |
| Fillet radius | r a | max. 1 mm |
Engineering — Calculation data9 parameters
| Parameter | Symbol | Value |
|---|---|---|
| SKF performance class | SKF Explorer | |
| Basic dynamic load rating | C | 39 kN |
| Basic static load rating | C 0 | 34 kN |
| Fatigue load limit | P u | 4.25 kN |
| Reference speed | 14000 r/min | |
| Limiting speed | 16000 r/min | |
| Calculation factor | k r | 0.2 |
| Limiting value | e | 0.3 |
| Calculation factor | Y | 0.4 |
Engineering — Dimensions5 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Diameter under rollers | F w | 31.5 mm |
| Outside diameter | D | 52 mm |
| Width | C | 18 mm |
| Shoulder diameter outer ring | D 1 | ≈ 43.3 mm |
| Corner radius | r 1,2 | min. 1 mm |
Logistics3 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Product net weight | 0.122 kg | |
| eClass code | 23-05-09-01 | |
| UNSPSC code | 31171505 |
Performance5 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Basic dynamic load rating | 39.0 kN | |
| Basic static load rating | 34.0 kN | |
| Reference speed | 14000.0 r/min | |
| Limiting speed | 16000.0 r/min | |
| SKF performance class | SKF Explorer |
Properties12 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Bearing part | Bearing without inner ring | |
| Number of rows | 1 | |
| Locating feature, bearing outer ring | Without | |
| Bore type | Cylindrical | |
| Number of flanges, outer ring | 2 | |
| Loose flange | None | |
| Tolerance class | Normal | |
| Coating | Without | |
| Sealing | Without | |
| Lubricant | None | |
| Relubrication feature | Without | |
| Indicative carbon footprint for new product | 0.45 kg CO 2 e |
