SKF
SKF D/W R144 R Deep Groove Ball Bearing
Product Code:D/W R144 R
Description
Technical specification MetricImperial DIMENSIONS d 3.175 mmD 6.35 mmB 2.38 mmd1? 3.93 mmD1? 5.38 mmD3 7.518 mmC 0.584 mmr1,2min. 0.1 mm ABUTMENT DIMENSIONS damin. 3.8 mmramax. 0.1 mm CALCULATION DATA Basic dynamic load ratingC 0.163 kNBasic static load ratingC0 0.048 kNFatigue load limitPu 0.002 kNReference speed 170000 r/minLimiting speed 100000 r/minCalculation factorkr 0.02Calculation factorf0 7 MASS Mass bearing 0.0003 kg
Technical Specifications
Technical specification 
DIMENSIONS
| d | 3.175 mm | |
|---|---|---|
| D | 6.35 mm | |
| B | 2.38 mm | |
| d1 | ? 3.93 mm | |
| D1 | ? 5.38 mm | |
| D3 | 7.518 mm | |
| C | 0.584 mm | |
| r1,2 | min. 0.1 mm |
ABUTMENT DIMENSIONS
| da | min. 3.8 mm | |
|---|---|---|
| ra | max. 0.1 mm |
CALCULATION DATA
| Basic dynamic load rating | C | 0.163 kN |
|---|---|---|
| Basic static load rating | C0 | 0.048 kN |
| Fatigue load limit | Pu | 0.002 kN |
| Reference speed | 170000 r/min | |
| Limiting speed | 100000 r/min | |
| Calculation factor | kr | 0.02 |
| Calculation factor | f0 | 7 |
MASS
| Mass bearing | 0.0003 kg |
|---|