SKF 2308 ETN9 bearings
2308 ETN9 Self-aligning ball bearings, Popular item,
- Measurement system
- Metric
- Bore diameter
- 40.000 mm
- Outside diameter
- 90.000 mm
- Width
- 33.000 mm
- Cr
- 54000 N
- C0r
- 16000 N
- Limiting speed
- 10000 r/min
- Net weight
- 0.93 kg
- Number of rows
- 2
- Sealing
- Without
- Cage
- Plastic cage
- Bore type
- Cylindrical
- Outer diameter type
- Cylindrical
- Bearing material
- Steel
- Rolling material
- Steel
- Tolerance class
- Normal (PN)
- Internal clearance
- CN
In stock
Technical specification for SKF 2308 ETN9
| Part Number | 2308 ETN9 | |
|---|---|---|
| Type | Self-aligning ball bearings TN9 : Glass fibre reinforced PA66 cage, rolling element centred Popular item | |
| Bore type | Cylindrical | |
| Mass | 0.93 kg | |
| Dimensions | ||
| d | 40.0 mm | Bore diameter |
| D | 90.0 mm | Outside diameter |
| B | 33.0 mm | Width |
| d1 | 53.75 mm | Shoulder diameter inner ring |
| D1 | 77.8 mm | Shoulder diameter outer ring |
| r1,2 | min. 1.5 mm | Chamfer dimension |
| Abutment Dimensions | ||
| da | min. 49.0 mm | Abutment diameter shaft |
| Da | max. 81.0 mm | Abutment diameter housing |
| ra | max. 1.5 mm | Fillet radius |
| Calculation Data | ||
| C | 54.0 kN | Basic dynamic load rating |
| C0 | 16.0 kN | Basic static load rating |
| Pu | 0.815 kN | Fatigue load limit |
| 10000.0 r/min | Limiting speed | |
| 14000.0 r/min | Reference speed | |
| a | 3.0° | Permissible angular misalignment |
| kr | 0.05 | Calculation factor |
| e | 0.4 | Calculation factor |
| Y0 | 1.6 | Calculation factor |
| Y1 | 1.6 | Calculation factor |
| Y2 | 2.4 | Calculation factor |
SKF 2308 ETN9 ,Self-aligning ball bearings, Dimensions: 40.0x90.0x33.0 mm, Bore type: Cylindrical.
TN9 : Glass fibre reinforced PA66 cage, rolling element centred
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