6303JEM
Higher load capacity than the 6200 series for the same bore size. Used where heavier radial loads are expected.
SKF6303 C317 × 47 × 14mm
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$6.94
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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) | 14.3 kN |
| Static load rating (C₀) | 6.55 kN |
| Weight | 110 g |
| Max speed (grease) | 22,000 rpm |
| Max speed (oil) | 34,000 rpm |
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Cross-References
Every way this part is identified across brands and catalogs.
Tier-1 Brand Equivalents
Legacy & Proprietary Numbers
SKF6303-2RSVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangePEER6303-2RLADVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeKOYO63032RSVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeFLT6303.2RSVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeNSK6303DDVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeNTN6303LLVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSNR6303EVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSTEYR6303-2GVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeRHP6303-2RSVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeMGM6303.2RSVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeFafnir303KInferred — Generated from Fafnir-pattern decoder · last checked last month · dimensional matchGMN6303-2RSVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeMRC303-SInferred — Generated from Fafnir-pattern decoder · last checked last month · dimensional matchNWG6303.2ZVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeFBC6303PVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeFederal1303FFInferred — Generated from Fafnir-pattern decoder · last checked last month · dimensional matchNew Departure88203Inferred — Generated from Fafnir-pattern decoder · last checked last month · dimensional matchNISSAN23120-12210Verified — Schaeffler Brand Interchange · last checked last month · perfect interchangeOPEL1205226Verified — Schaeffler Brand Interchange · last checked last month · perfect interchangeFEDERAL1303Verified — Schaeffler Brand Interchange · last checked last month · perfect interchangeHOOVER7303Verified — Schaeffler Brand Interchange · last checked last month · perfect interchangeJAWA6000306303Verified — Schaeffler Brand Interchange · last checked last month · perfect interchangeZKL6303ZVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeZWZ6303-2RSVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSKF6303-2RS1/C3Verified — Schaeffler Brand Interchange · last checked last month · perfect interchangePEER6303-2RLDVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeKOYO6303DVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeFLT6303NVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeNSK6303DDUVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeNTN6303LLUVerified — Schaeffler Brand Interchange · last checked last month · perfect interchange
Show all 115 cross-references
SNR6303EEVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSTEYR6303-2Z/C3Verified — Schaeffler Brand Interchange · last checked last month · perfect interchangeRHP6303NVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeMGM6303.2ZVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeFafnir303KDInferred — Generated from Fafnir-pattern decoder · last checked last month · dimensional matchGMN6303RSVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeMRC303-SFFInferred — Generated from Fafnir-pattern decoder · last checked last month · dimensional matchNWG6303NVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeFBC6303PPVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeFederal1303SFInferred — Generated from Fafnir-pattern decoder · last checked last month · dimensional matchNew Departure88503Inferred — Generated from Fafnir-pattern decoder · last checked last month · dimensional matchNISSAN32219-H1000Verified — Schaeffler Brand Interchange · last checked last month · perfect interchangeOPEL1205229Verified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSKF6303-2RS1/C3GJNVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangePEER6303-2RLD-C3Verified — Schaeffler Brand Interchange · last checked last month · perfect interchangeKOYO6303DDVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeFLT6303NRVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeNSK6303DDUCMHigh confidence — Schaeffler Brand Interchange · last checked last month · near equivalentNTN6303LUVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSNR6303EJ30Verified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSTEYR6303GVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeRHP6303NRVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeMGM6303RSVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeFafnir303KDDInferred — Generated from Fafnir-pattern decoder · last checked last month · dimensional matchGMN6303ZVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeMRC303-SZZInferred — Generated from Fafnir-pattern decoder · last checked last month · dimensional matchNWG6303ZVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSKF6303-2RS1/C3HT51Verified — Schaeffler Brand Interchange · last checked last month · perfect interchangePEER6303-RLDVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeKOYO6303NRVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeFLT6303RSVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeNSK6303DUVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeNTN6303NRVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSNR6303NVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSTEYR6303NRVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeRHP6303RSVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeMGM6303ZVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSKF6303-2RS1/QE6Verified — Schaeffler Brand Interchange · last checked last month · perfect interchangePEER6303-RLD-C3Verified — Schaeffler Brand Interchange · last checked last month · perfect interchangeKOYO6303RSVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeFLT6303ZVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeNSK6303NRVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeNTN6303ZVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSNR6303NRVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSTEYR6303ZVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeRHP6303ZVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSKF6303-2RSHVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangePEER6303-ZDVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeKOYO6303ZVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeFLT6303ZZVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeNSK6303ZVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeNTN6303ZC3/3AVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSNR6303ZVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSTEYR6303Z/C3Verified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSKF6303-2RSH/C3Verified — Schaeffler Brand Interchange · last checked last month · perfect interchangePEER6303-ZD-C3Verified — Schaeffler Brand Interchange · last checked last month · perfect interchangeKOYO6303ZZVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSKF6303-2RSH/C3GJNVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangePEER6303-ZZDVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSKF6303-2RSJEMVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangePEER6303-ZZD-C3Verified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSKF6303-2Z/C3Verified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSKF6303-2Z/C3GJNVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSKF6303-2Z/C3HT51Verified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSKF6303-2Z/C3QE6Verified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSKF6303-2Z/C3WTVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSKF6303-2ZJEMVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSKF6303/C3Verified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSKF6303/C3QE6Verified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSKF6303/C4Verified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSKF6303JEMVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSKF6303NVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSKF6303NR/C3Verified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSKF6303NR/C3QE6Verified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSKF6303NRJEMVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSKF6303/QE6Verified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSKF6303-RSVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSKF6303-RS1Verified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSKF6303-RS1/C3Verified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSKF6303-RSHVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSKF6303-RSJEMVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSKF6303TN9/C3Verified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSKF6303-ZVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSKF6303-Z/C3Verified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSKF6303-ZJEMVerified — Schaeffler Brand Interchange · last checked last month · perfect interchange
Technical Details & Applications
Specification variations and common equipment types.
Internal Clearance
Greater Than Normal (C3)
Increased radial internal clearance. Required when bearings operate at elevated temperatures or with tight shaft fits.
Temperature70-150°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 |
|---|---|---|
| 6303 | Open (No Seal) | CN |
| 6303 C3 | Open (No Seal) | C3 |
| 6303-2Z | ZZ | CN |
| 6303-2Z C3 | ZZ | C3 |
| 6303-2RS1 | 2RS | CN |
| 6303-2RS1 C3 | 2RS | C3 |
Related Bearings
Adjacent sizes and cross-series bearings from our catalog.