SKF
SKF 628/7-2Z Deep Groove Ball Bearings
Product Code:628/7-2Z
Description
Technical specificationMetricImperialDIMENSIONSd7 mmD14 mmB5 mmd2? 8.5 mmD2? 12.7 mmr1,2min. 0.15 mmABUTMENT DIMENSIONSdamin. 7.8 mmdamax. 8 mmDamax. 13.2 mmramax. 0.1 mmCALCULATION DATABasic dynamic load ratingC0.78 kNBasic static load ratingC00.26 kNFatigue load limitPu0.011 kNReference speed100000 r/minLimiting speed50000 r/minCalculation factorkr0.015Calculation factorf07.2MASSMass bearing0.0031 kg
Technical Specifications
Technical specification
DIMENSIONS
| d | 7 mm | |
|---|---|---|
| D | 14 mm | |
| B | 5 mm | |
| d2 | ? 8.5 mm | |
| D2 | ? 12.7 mm | |
| r1,2 | min. 0.15 mm |
ABUTMENT DIMENSIONS
| da | min. 7.8 mm | |
|---|---|---|
| da | max. 8 mm | |
| Da | max. 13.2 mm | |
| ra | max. 0.1 mm |
CALCULATION DATA
| Basic dynamic load rating | C | 0.78 kN |
|---|---|---|
| Basic static load rating | C0 | 0.26 kN |
| Fatigue load limit | Pu | 0.011 kN |
| Reference speed | 100000 r/min | |
| Limiting speed | 50000 r/min | |
| Calculation factor | kr | 0.015 |
| Calculation factor | f0 | 7.2 |
MASS
| Mass bearing | 0.0031 kg |
|---|