303KDD

2RSCNDeep Groove Ball Bearing
NSK6303DDU17 × 47 × 14mm
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$6.55
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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
Weight110 g
Max speed (grease)22,000 rpm
Max speed (oil)—
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PDF includes specs, dimensions, and cross-references for 6303DDU.

Cross-References

Every way this part is identified across brands and catalogs.

Tier-1 Brand Equivalents

BrandPart NumberSealClearanceStatus
NSK6303DDU2RSCNVerified
SKF6303-2RS12RSCNProbable
FAG6303-2RSR2RSCNProbable
NTN6303LLU2RSCNProbable
Timken6303-2RS2RSCNProbable

Legacy & Proprietary Numbers

SKF6303Verified — Schaeffler Brand Interchange · last checked last month · perfect interchangePEER6303Verified — Schaeffler Brand Interchange · last checked last month · perfect interchangeKOYO6303Verified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSTEYR6303Verified — Schaeffler Brand Interchange · last checked last month · perfect interchangeFLT6303Verified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSNR6303Verified — Schaeffler Brand Interchange · last checked last month · perfect interchangeNSK6303Verified — Schaeffler Brand Interchange · last checked last month · perfect interchangeNTN6303Verified — Schaeffler Brand Interchange · last checked last month · perfect interchangeRHP6303Verified — Schaeffler Brand Interchange · last checked last month · perfect interchangeMGM6303Verified — Schaeffler Brand Interchange · last checked last month · perfect interchangeGMN6303Verified — Schaeffler Brand Interchange · last checked last month · perfect interchangeNWG6303Verified — Schaeffler Brand Interchange · last checked last month · perfect interchangeFafnir303KInferred — Generated from Fafnir-pattern decoder · last checked last month · dimensional matchFBC6303Verified — Schaeffler Brand Interchange · last checked last month · perfect interchangeMRC303-SInferred — Generated from Fafnir-pattern decoder · last checked last month · dimensional matchFederal1303FFInferred — 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 interchangeZKL6303Verified — Schaeffler Brand Interchange · last checked last month · perfect interchangeCITR6303Verified — Schaeffler Brand Interchange · last checked last month · perfect interchangeFAFNIR6303Verified — 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 interchangeSKF6303-2RS1/C3Verified — 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 interchangeSTEYR6303-2GVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeFLT6303.2RSVerified — Schaeffler Brand Interchange · last checked last month · perfect interchange
Show all 130 cross-references
SNR6303EVerified — 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 interchangeRHP6303-2ZVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeMGM6303.2RSVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeGMN6303-2ZVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeNWG6303.2ZVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeFafnir303KDInferred — Generated from Fafnir-pattern decoder · last checked last month · dimensional matchFBC6303PVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeMRC303-SFFInferred — Generated from Fafnir-pattern decoder · last checked last month · dimensional matchFederal1303SFInferred — 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 interchangeZKL6303ZVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSKF6303-2RS1/C3GJNVerified — 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 interchangeSTEYR6303-2ZVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeFLT6303NVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSNR6303EEVerified — 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 interchangeRHP6303NVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeMGM6303.2ZVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeGMN6303RSVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeNWG6303NVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeFafnir303KDDInferred — Generated from Fafnir-pattern decoder · last checked last month · dimensional matchFBC6303PPVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeMRC303-SZZInferred — Generated from Fafnir-pattern decoder · last checked last month · dimensional matchSKF6303-2RS1/C3HT51Verified — 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 interchangeSTEYR6303-2Z/C3Verified — Schaeffler Brand Interchange · last checked last month · perfect interchangeFLT6303NRVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSNR6303EJ30Verified — 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 interchangeRHP6303NRVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeMGM6303RSVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeGMN6303ZVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeNWG6303ZVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSKF6303-2RS1/QE6Verified — Schaeffler Brand Interchange · last checked last month · perfect interchangePEER6303-C3Verified — Schaeffler Brand Interchange · last checked last month · perfect interchangeKOYO6303NRVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSTEYR6303GVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeFLT6303RSVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSNR6303NVerified — 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 interchangeRHP6303RSVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeMGM6303ZVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSKF6303-2RSHVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangePEER6303-RLDVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeKOYO6303RSVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSTEYR6303NRVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeFLT6303ZVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSNR6303NRVerified — 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 interchangeRHP6303ZVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSKF6303-2RSH/C3Verified — Schaeffler Brand Interchange · last checked last month · perfect interchangePEER6303-RLD-C3Verified — Schaeffler Brand Interchange · last checked last month · perfect interchangeKOYO6303ZVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSTEYR6303ZVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeFLT6303ZZVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSNR6303ZVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSKF6303-2RSH/C3GJNVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangePEER6303-ZDVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeKOYO6303ZZVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSTEYR6303Z/C3Verified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSKF6303-2RSJEMVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangePEER6303-ZD-C3Verified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSKF6303-2ZVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangePEER6303-ZZDVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSKF6303-2Z/C3Verified — Schaeffler Brand Interchange · last checked last month · perfect interchangePEER6303-ZZD-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

Normal Clearance (CN)

Standard radial internal clearance. Suitable for most applications under normal operating conditions.

TemperatureUp to ~70°C operating temperature

Seal Type

Rubber Sealed (2RS)

Rubber contact seals on both sides. Superior protection from contaminants. Pre-lubricated, maintenance-free.

Avoid forVery high-speed applications (seal friction limits top speed). Environments exceeding 110°C.
Examples
  • Agricultural machinery
  • Conveyor rollers
  • Automotive components
  • Outdoor equipment
  • Washing machines

Where This Bearing Is Used

Electric motorsPumps and compressorsConveyor rollersAgricultural machineryFans and blowersGearboxesPower transmission equipmentWashing machinesPrinting pressesHVACAutomotive alternators and A/C compressors

Alternative Parts

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