SKF
SKF D/W R3A Deep Groove Ball Bearings
Product Code:D/W R3A
Description
Technical specificationMetricImperialDIMENSIONSd4.762 mmD15.875 mmB4.978 mmd2? 8.4 mmD2? 13.8 mmr1,2min. 0.3 mmABUTMENT DIMENSIONSdamin. 6.8 mmDamax. 13.9 mmramax. 0.3 mmCALCULATION DATABasic dynamic load ratingC0.852 kNBasic static load ratingC00.315 kNFatigue load limitPu0.014 kNReference speed85000 r/minLimiting speed56000 r/minCalculation factorkr0.025Calculation factorf07.1MASSMass bearing0.0044 kg
Technical Specifications
Technical specification
DIMENSIONS
| d | 4.762 mm | |
|---|---|---|
| D | 15.875 mm | |
| B | 4.978 mm | |
| d2 | ? 8.4 mm | |
| D2 | ? 13.8 mm | |
| r1,2 | min. 0.3 mm |
ABUTMENT DIMENSIONS
| da | min. 6.8 mm | |
|---|---|---|
| Da | max. 13.9 mm | |
| ra | max. 0.3 mm |
CALCULATION DATA
| Basic dynamic load rating | C | 0.852 kN |
|---|---|---|
| Basic static load rating | C0 | 0.315 kN |
| Fatigue load limit | Pu | 0.014 kN |
| Reference speed | 85000 r/min | |
| Limiting speed | 56000 r/min | |
| Calculation factor | kr | 0.025 |
| Calculation factor | f0 | 7.1 |
MASS
| Mass bearing | 0.0044 kg |
|---|