INA RNA4909-XL bearings
Radial roller bearing RNA..-XL
- Measurement system
- Metric
- Bore diameter
- 52.000 mm
- Outside diameter
- 68.000 mm
- Width
- 22.000 mm
- Cr
- 51000 N
- C0r
- 73000 N
- Limiting speed
- 8600 r/min
- Net weight
- 186.04 g
- Number of rows
- 1
- Sealing
- Without
- Cage
- Sheet steel
- Outer diameter type
- Cylindrical
- Bearing material
- Steel
- Rolling material
- Steel
- Tolerance class
- Normal (PN)
- Relubrication feature
- With
In stock
Technical specification for INA RNA4909-XL
| Part Number | RNA4909-XL | |
|---|---|---|
| Main Dimensions & Performance Data | ||
| FW | 52 mm | Under roller diameter |
| D | 68 mm | Outside diameter |
| C | 22 mm | Width |
| Cr | 51000 N | Basic dynamic load rating, radial |
| C0r | 73000 N | Basic static load rating, radial |
| Cur | 12900 N | Fatigue load limit, radial |
| nG | 8600 1/min | Limiting speed |
| nϑr | 4900 1/min | Reference speed |
| m | ≈ 186.04 g | Weight |
| Dimensions | ||
| rmin | 0.6 mm | Minimum chamfer dimension |
INA RNA4909-XL, Radial roller bearing RNA..-XL, Main dimensions: 52 x 68 x 22mm.
INA RNA4909-XL bearings without inner ring have particularly compact radial dimensions. However, they require a shaft raceway that is hardened and ground.
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