SKF
SKF WBB1-8708 R-2Z Deep Groove Ball Bearings
Product Code:WBB1-8708 R-2Z
Description
Technical specificationMetricImperialDIMENSIONSd8 mmD14 mmB4 mmd2? 9.26 mmD2? 12.78 mmD315.6 mmC0.8 mmr1,2min. 0.15 mmABUTMENT DIMENSIONSdamin. 8.9 mmdamax. 9.2 mmramax. 0.15 mmCALCULATION DATABasic dynamic load ratingC0.462 kNBasic static load ratingC00.193 kNFatigue load limitPu0.008 kNReference speed95000 r/minLimiting speed48000 r/minCalculation factorkr0.015Calculation factorf07.8MASSMass bearing0.0022 kg
Technical Specifications
Technical specification
DIMENSIONS
| d | 8 mm | |
|---|---|---|
| D | 14 mm | |
| B | 4 mm | |
| d2 | ? 9.26 mm | |
| D2 | ? 12.78 mm | |
| D3 | 15.6 mm | |
| C | 0.8 mm | |
| r1,2 | min. 0.15 mm |
ABUTMENT DIMENSIONS
| da | min. 8.9 mm | |
|---|---|---|
| da | max. 9.2 mm | |
| ra | max. 0.15 mm |
CALCULATION DATA
| Basic dynamic load rating | C | 0.462 kN |
|---|---|---|
| Basic static load rating | C0 | 0.193 kN |
| Fatigue load limit | Pu | 0.008 kN |
| Reference speed | 95000 r/min | |
| Limiting speed | 48000 r/min | |
| Calculation factor | kr | 0.015 |
| Calculation factor | f0 | 7.8 |
MASS
| Mass bearing | 0.0022 kg |
|---|