INA RNA4918-XL bearings
Radial roller bearing RNA..-XL

- Measurement system
- Metric
- Bore diameter
- 105.000 mm
- Outside diameter
- 125.000 mm
- Width
- 35.000 mm
- Cr
- 129000 N
- C0r
- 250000 N
- Limiting speed
- 4400 r/min
- Net weight
- 0.745 kg
- 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 RNA4918-XL
Part Number | RNA4918-XL | |
---|---|---|
Main Dimensions & Performance Data | ||
FW | 105 mm | Under roller diameter |
D | 125 mm | Outside diameter |
C | 35 mm | Width |
Cr | 129000 N | Basic dynamic load rating, radial |
C0r | 250000 N | Basic static load rating, radial |
Cur | 44500 N | Fatigue load limit, radial |
nG | 4400 1/min | Limiting speed |
nϑr | 2650 1/min | Reference speed |
m | ≈ 0.745 kg | Weight |
Dimensions | ||
rmin | 1.1 mm | Minimum chamfer dimension |

INA RNA4918-XL, Radial roller bearing RNA..-XL, Main dimensions: 105 x 125 x 35mm.
INA RNA4918-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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