7303BW
Heavier load capacity than 7200. Used in gearboxes, electric motors, and industrial equipment requiring axial load support.
NTN7303
Pricing not yet available for this part.
Match Details
The specifications and details for why this match is correct.
Specifications
| Bore diameter (d) | 17 mm |
| Outer diameter (D) | 47 mm |
| Width (B) | 14 mm |
| Dynamic load rating (C) | 12.15 kN |
| Static load rating (C₀) | 5.24 kN |
| Weight | 68 g |
| Max speed (grease) | 13,600 rpm |
| Max speed (oil) | 17,000 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 |
|---|---|---|---|---|
| NTN | 7303 | Open | CN | Probable |
| NSK | 7303A | Open | CN | Probable |
| Timken | 7303 | Open | CN | Probable |
| FAG | 7303-B-TVP | Open | CN | Probable |
| SKF | 7303 BEP | Open | CN | Probable |
Legacy & Proprietary Numbers
SKF7303BVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeNSK7303BVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeRHP7303BETNVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeFLT7303BVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeKOYO7303BVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeMRC7303PVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSNR7303BVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeZKL7303BVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSKF7303BECBPHigh confidence — Schaeffler Brand Interchange · last checked last month · near equivalentNSK7303BWVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeRHP7303BETNUVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSKF7303BEGAPVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSKF7303BEPVerified — Schaeffler Brand Interchange · last checked last month · perfect interchange
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 |
|---|---|---|
| 7303 BEP | Open (No Seal) | CN |
| 7303 BEP C3 | Open (No Seal) | C3 |
| 7303 BE-2RZP | 2RS | CN |
| 7303 BE-2RZP C3 | 2RS | C3 |
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