7211A1
For combined radial and axial loads. Higher rigidity than deep groove bearings. Machine tool spindles, pumps, automotive wheel hubs.
Timken3021155 × 100 × 22.75mm
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$42.32
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Match Details
The specifications and details for why this match is correct.
Specifications
| Bore diameter (d) | 55 mm |
| Outer diameter (D) | 100 mm |
| Width (B) | 22.75 mm |
| Dynamic load rating (C) | 52.3 kN |
| Static load rating (C₀) | 32.5 kN |
| Weight | 514 g |
| Max speed (grease) | 4,500 rpm |
| Max speed (oil) | 8,200 rpm |
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Cross-References
Every way this part is identified across brands and catalogs.
Tier-1 Brand Equivalents
| Brand | Part Number | Seal | Clearance | Status |
|---|---|---|---|---|
| Timken | 30211 | Open | CN | Probable |
| NSK | HR30211J | Open | CN | Probable |
| NTN | 4T-30211 | Open | CN | Probable |
| FAG | 30211-XL | Open | CN | Probable |
| SKF | 30211 J2/Q | Open | CN | Probable |
Legacy & Proprietary Numbers
Technical Details & Applications
Specification variations and common equipment types.
Internal Clearance
Normal Clearance (CN)
Standard radial internal clearance. Suitable for most applications under normal operating conditions.
TemperatureUp to ~70°C operating temperature
Seal Type
Open (No Seal)
No seals or shields. Allows external lubrication and cooling. Lowest friction, highest speed capability.
Avoid forDirty, dusty, or wet environments. Applications without planned lubrication maintenance.
Examples
- Machine tool spindles
- Gearboxes with oil bath lubrication
- High-speed precision equipment
Where This Bearing Is Used
Electric motorsPumps and compressorsConveyor rollersAgricultural machineryFans and blowersGearboxesPower transmission equipmentWashing machinesPrinting pressesHVACAutomotive alternators and A/C compressors
Alternative Parts
Options if this exact part isn't what you need.
Same Geometry, Different Configuration
| SKF Part Number | Seal Type | Clearance |
|---|---|---|
| 7211 BEP | Open (No Seal) | CN |
| 7211 BEP C3 | Open (No Seal) | C3 |
| 7211 BE-2RZP | 2RS | CN |
| 7211 BE-2RZP C3 | 2RS | C3 |
Related Bearings
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