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RA9008
BWK
BWK-RA9008
RA9008 is an open RA-series thin-section crossed roller bearing. Its compact 8 mm cross section supports combined radial, axial and moment loads where installation space and rotational accuracy are important.
| Model | RA9008 |
|---|---|
| Bearing type | Single-row thin-section crossed roller bearing |
| Seal type | Open |
| Mounting holes | Without holes |
| Load direction | Combined |
| Bore diameter | 90 mm |
| Outside diameter | 106 mm |
| Width | 8 mm |
| Shoulder diameter ds (max) | 93.5 mm |
| Housing shoulder diameter Dh (min) | 100.5 mm |
| Minimum chamfer radius | 0.5 mm |
| Greasing hole a | 2 mm |
| Greasing hole b | 0.8 mm |
| Ring material | Steel |
| Roller material | Steel |
| Basic dynamic load rating C | 6.76 kN |
| Basic static load rating Co | 12.4 kN |
| Temperature range | 0 - 230 °F |
| Lubrication | Required |
| Weight | 0.12 kg |
Thin cross section for compact mechanisms
Crossed roller arrangement provides high rigidity and accuracy
Supports radial, axial and moment loads in one bearing
Open construction allows application-specific lubrication and servicing
Industrial robots and rotary joints
Precision indexing and positioning equipment
Medical, optical and inspection systems
Compact machine-tool and automation mechanisms
Confirm shaft and housing fits, clearance, load, accuracy, lubrication and operating temperature before ordering. Use the dimensional drawing for final installation dimensions.
BWK provides reliable bearing solutions for industrial and agricultural applications, supported by stable supply, strict quality control and flexible OEM & ODM services.
