SKF
SKF W 627/4 R-2ZS Deep Groove Ball Bearing
Product Code:W 627/4 R-2ZS
Description
Technical specification MetricImperial DIMENSIONS d 4 mmD 7 mmB 2.5 mmd1? 4.8 mmD2? 6.3 mmD3 8.2 mmC 0.6 mmr1,2min. 0.1 mm ABUTMENT DIMENSIONS damin. 4.6 mmdamax. 4.7 mmramax. 0.1 mm CALCULATION DATA Basic dynamic load ratingC 0.143 kNBasic static load ratingC0 0.053 kNFatigue load limitPu 0.002 kNReference speed 150000 r/minLimiting speed 75000 r/minCalculation factorkr 0.015Calculation factorf0 7.6 MASS Mass bearing 0.000406 kg
Technical Specifications
Technical specification 
DIMENSIONS
| d | 4 mm | |
|---|---|---|
| D | 7 mm | |
| B | 2.5 mm | |
| d1 | ? 4.8 mm | |
| D2 | ? 6.3 mm | |
| D3 | 8.2 mm | |
| C | 0.6 mm | |
| r1,2 | min. 0.1 mm |
ABUTMENT DIMENSIONS
| da | min. 4.6 mm | |
|---|---|---|
| da | max. 4.7 mm | |
| ra | max. 0.1 mm |
CALCULATION DATA
| Basic dynamic load rating | C | 0.143 kN |
|---|---|---|
| Basic static load rating | C0 | 0.053 kN |
| Fatigue load limit | Pu | 0.002 kN |
| Reference speed | 150000 r/min | |
| Limiting speed | 75000 r/min | |
| Calculation factor | kr | 0.015 |
| Calculation factor | f0 | 7.6 |
MASS
| Mass bearing | 0.000406 kg |
|---|