312K
NSK631260 × 130 × 31mm
In stock
$65.94
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Match Details
The specifications and details for why this match is correct.
Specifications
| Bore diameter (d) | 60 mm |
| Outer diameter (D) | 130 mm |
| Width (B) | 31 mm |
| Dynamic load rating (C) | 85.2 kN |
| Static load rating (C₀) | 52 kN |
| Weight | 1240 g |
| Max speed (grease) | 7,000 rpm |
| Max speed (oil) | — |
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Cross-References
Every way this part is identified across brands and catalogs.
Tier-1 Brand Equivalents
Legacy & Proprietary Numbers
SKF6312-2RS1Verified — Schaeffler Brand Interchange · last checked last month · perfect interchangeNSK6312C3EVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSTEYR6312-2ZVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeKOYO63122RSVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangePEER6312-2RLDVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeRHP6312-2RSVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeFLT6312NVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeNTN6312LLUVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeZWZ6312-2RSVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeFBC6312PVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeNWG6312.2ZVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeFafnir312KInferred — Generated from Fafnir-pattern decoder · last checked last month · dimensional matchMRC312-SInferred — Generated from Fafnir-pattern decoder · last checked last month · dimensional matchSNR6312NVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeFederal1312FFInferred — Generated from Fafnir-pattern decoder · last checked last month · dimensional matchFEDERAL1312Verified — Schaeffler Brand Interchange · last checked last month · perfect interchangeMGM6312NVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeNew Departure88212Inferred — Generated from Fafnir-pattern decoder · last checked last month · dimensional matchFIAT621654Verified — Schaeffler Brand Interchange · last checked last month · perfect interchangeHOOVER7312Verified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSASC1304315Verified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSCAN1304315Verified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSKF6312-2RS1/C3Verified — Schaeffler Brand Interchange · last checked last month · perfect interchangeNSK6312CMHigh confidence — Schaeffler Brand Interchange · last checked last month · near equivalentSTEYR6312-2Z/C3Verified — Schaeffler Brand Interchange · last checked last month · perfect interchangeKOYO6312DVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangePEER6312-2RLD-C3Verified — Schaeffler Brand Interchange · last checked last month · perfect interchangeRHP6312-2ZVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeFLT6312NRVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeNTN6312LUVerified — Schaeffler Brand Interchange · last checked last month · perfect interchange
Show all 109 cross-references
ZWZ6312-2ZVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeFBC6312PPVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeNWG6312NVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeFafnir312KDInferred — Generated from Fafnir-pattern decoder · last checked last month · dimensional matchMRC312-SFFInferred — Generated from Fafnir-pattern decoder · last checked last month · dimensional matchSNR6312NRVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeFederal1312SFInferred — Generated from Fafnir-pattern decoder · last checked last month · dimensional matchFEDERAL1312FVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeMGM6312ZVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeNew Departure88512Inferred — Generated from Fafnir-pattern decoder · last checked last month · dimensional matchSKF6312-2RSJEMHigh confidence — Schaeffler Brand Interchange · last checked last month · near equivalentNSK6312DDUVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSTEYR6312-2ZNRVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeKOYO6312DDVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangePEER6312-C3Verified — Schaeffler Brand Interchange · last checked last month · perfect interchangeRHP6312NVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeFLT6312ZVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeNTN6312NRVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeZWZ6312-RSVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeFBC6312PSRVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeNWG6312ZVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeFafnir312KDDInferred — Generated from Fafnir-pattern decoder · last checked last month · dimensional matchMRC312-SZZInferred — Generated from Fafnir-pattern decoder · last checked last month · dimensional matchSNR6312ZVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSKF6312-2ZVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeNSK6312DDUCMHigh confidence — Schaeffler Brand Interchange · last checked last month · near equivalentSTEYR6312C3Verified — Schaeffler Brand Interchange · last checked last month · perfect interchangeKOYO6312NRVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangePEER6312-RLDVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeRHP6312NRVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeFLT6312ZNRVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeNTN6312ZVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeZWZ6312-ZVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeFBC6312SRVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeNWG6312ZNVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSKF6312-2Z/C3Verified — Schaeffler Brand Interchange · last checked last month · perfect interchangeNSK6312DUVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSTEYR6312C4Verified — Schaeffler Brand Interchange · last checked last month · perfect interchangeKOYO6312RSVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangePEER6312-ZDVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeRHP6312RSVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeFLT6312ZZVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeNTN6312ZNRVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeZWZ6312-ZNVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSKF6312-2ZJEMVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeNSK6312DUC3EVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSTEYR6312M1/C3Verified — Schaeffler Brand Interchange · last checked last month · perfect interchangeKOYO6312ZVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangePEER6312-ZZDVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeRHP6312ZVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSKF6312-2ZNRVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeNSK6312MVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSTEYR6312NRVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeKOYO6312ZNRVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSKF6312/C3Verified — Schaeffler Brand Interchange · last checked last month · perfect interchangeNSK6312NRVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSTEYR6312ZVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeKOYO6312ZZVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSKF6312/C3VL0241Verified — Schaeffler Brand Interchange · last checked last month · perfect interchangeNSK6312ZVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSTEYR6312Z/C3Verified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSKF6312/C4Verified — Schaeffler Brand Interchange · last checked last month · perfect interchangeNSK6312ZCMHigh confidence — Schaeffler Brand Interchange · last checked last month · near equivalentSTEYR6312ZNRVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSKF6312/C4S1Verified — Schaeffler Brand Interchange · last checked last month · perfect interchangeNSK6312ZNRVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSKF6312JEMVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSKF6312M/C3Verified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSKF6312M/C3VL0241Verified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSKF6312M/C4Verified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSKF6312NRVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSKF6312NRJEMVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSKF6312-RS1Verified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSKF6312-RSJEMVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSKF6312-ZVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSKF6312-Z/C3Verified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSKF6312-ZJEMVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSKF6312-ZNRVerified — Schaeffler Brand Interchange · last checked last month · perfect interchangeSKF6312-ZNRJEMVerified — 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.
Related Bearings
Adjacent sizes and cross-series bearings from our catalog.