SKF
SKF D/W R2-5-2Z Deep Groove Ball Bearings
Product Code:D/W R2-5-2Z
Description
Technical specificationMetricImperialDIMENSIONSd3.175 mmD7.938 mmB3.571 mmd1? 4.35 mmD2? 7.25 mmr1,2min. 0.1 mmABUTMENT DIMENSIONSdamin. 4 mmdamax. 4.3 mmDamax. 7.3 mmramax. 0.1 mmCALCULATION DATABasic dynamic load ratingC0.319 kNBasic static load ratingC00.09 kNFatigue load limitPu0.004 kNReference speed150000 r/minLimiting speed75000 r/minCalculation factorkr0.025Calculation factorf06.1MASSMass bearing0.000719 kg
Technical Specifications
Technical specification
DIMENSIONS
| d | 3.175 mm | |
|---|---|---|
| D | 7.938 mm | |
| B | 3.571 mm | |
| d1 | ? 4.35 mm | |
| D2 | ? 7.25 mm | |
| r1,2 | min. 0.1 mm |
ABUTMENT DIMENSIONS
| da | min. 4 mm | |
|---|---|---|
| da | max. 4.3 mm | |
| Da | max. 7.3 mm | |
| ra | max. 0.1 mm |
CALCULATION DATA
| Basic dynamic load rating | C | 0.319 kN |
|---|---|---|
| Basic static load rating | C0 | 0.09 kN |
| Fatigue load limit | Pu | 0.004 kN |
| Reference speed | 150000 r/min | |
| Limiting speed | 75000 r/min | |
| Calculation factor | kr | 0.025 |
| Calculation factor | f0 | 6.1 |
MASS
| Mass bearing | 0.000719 kg |
|---|