SKF
SKF WBB1-8707 R-2Z Deep Groove Ball Bearings
Product Code:WBB1-8707 R-2Z
Description
Technical specificationMetricImperialDIMENSIONSd7 mmD13 mmB4 mmd1? 9.35 mmd2? 9 mmD2? 11.75 mmD314.6 mmC0.8 mmr1,2min. 0.15 mmABUTMENT DIMENSIONSdamin. 8.2 mmdamax. 8.9 mmramax. 0.15 mmCALCULATION DATABasic dynamic load ratingC0.312 kNBasic static load ratingC00.143 kNFatigue load limitPu0.006 kNReference speed100000 r/minLimiting speed50000 r/minCalculation factorkr0.015Calculation factorf08.3MASSMass bearing0.0022 kg
Technical Specifications
Technical specification
DIMENSIONS
| d | 7 mm | |
|---|---|---|
| D | 13 mm | |
| B | 4 mm | |
| d1 | ? 9.35 mm | |
| d2 | ? 9 mm | |
| D2 | ? 11.75 mm | |
| D3 | 14.6 mm | |
| C | 0.8 mm | |
| r1,2 | min. 0.15 mm |
ABUTMENT DIMENSIONS
| da | min. 8.2 mm | |
|---|---|---|
| da | max. 8.9 mm | |
| ra | max. 0.15 mm |
CALCULATION DATA
| Basic dynamic load rating | C | 0.312 kN |
|---|---|---|
| Basic static load rating | C0 | 0.143 kN |
| Fatigue load limit | Pu | 0.006 kN |
| Reference speed | 100000 r/min | |
| Limiting speed | 50000 r/min | |
| Calculation factor | kr | 0.015 |
| Calculation factor | f0 | 8.3 |
MASS
| Mass bearing | 0.0022 kg |
|---|