INA RNA4903-XL bearings
Radial roller bearing RNA..-XL

- Measurement system
- Metric
- Bore diameter
- 22.000 mm
- Outside diameter
- 30.000 mm
- Width
- 13.000 mm
- Cr
- 12400 N
- C0r
- 14600 N
- Limiting speed
- 20000 r/min
- Net weight
- 23.79 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 RNA4903-XL
Part Number | RNA4903-XL | |
---|---|---|
Main Dimensions & Performance Data | ||
FW | 22 mm | Under roller diameter |
D | 30 mm | Outside diameter |
C | 13 mm | Width |
Cr | 12400 N | Basic dynamic load rating, radial |
C0r | 14600 N | Basic static load rating, radial |
Cur | 2650 N | Fatigue load limit, radial |
nG | 20000 1/min | Limiting speed |
nϑr | 10900 1/min | Reference speed |
m | ≈ 23.79 g | Weight |
Dimensions | ||
rmin | 0.3 mm | Minimum chamfer dimension |
Additional information | ||
G22X30X4 | Sealing ring | |
SD22X30X4 | Sealing ring |

INA RNA4903-XL, Radial roller bearing RNA..-XL, Main dimensions: 22 x 30 x 13mm.
INA RNA4903-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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