SKF
SKF W 637/2-2Z Deep Groove Ball Bearings
Product Code:W 637/2-2Z
Description
Technical specificationMetricImperialDIMENSIONSd2 mmD4 mmB2 mmd1? 2.55 mmD2? 3.65 mmr1,2min. 0.05 mmABUTMENT DIMENSIONSdamin. 2.5 mmdamax. 2.4 mmDamax. 3.8 mmramax. 0.05 mmCALCULATION DATABasic dynamic load ratingC0.068 kNBasic static load ratingC00.019 kNFatigue load limitPu0.001 kNReference speed200000 r/minLimiting speed100000 r/minCalculation factorkr0.02Calculation factorf06.7MASSMass bearing0.000103 kg
Technical Specifications
Technical specification
DIMENSIONS
| d | 2 mm | |
|---|---|---|
| D | 4 mm | |
| B | 2 mm | |
| d1 | ? 2.55 mm | |
| D2 | ? 3.65 mm | |
| r1,2 | min. 0.05 mm |
ABUTMENT DIMENSIONS
| da | min. 2.5 mm | |
|---|---|---|
| da | max. 2.4 mm | |
| Da | max. 3.8 mm | |
| ra | max. 0.05 mm |
CALCULATION DATA
| Basic dynamic load rating | C | 0.068 kN |
|---|---|---|
| Basic static load rating | C0 | 0.019 kN |
| Fatigue load limit | Pu | 0.001 kN |
| Reference speed | 200000 r/min | |
| Limiting speed | 100000 r/min | |
| Calculation factor | kr | 0.02 |
| Calculation factor | f0 | 6.7 |
MASS
| Mass bearing | 0.000103 kg |
|---|