47490

OpenCNDeep Groove Ball BearingVerified match
Geometry100%
71.44 × 120 × 32.54mm
Sealing100%
Open (no seal)
Load rating100%
Cr 72 kN / C₀r 48 kN
Speed100%
3,000 rpm (grease)
Koyo47490/4742071.44 × 120 × 32.54mm
In stock
$120.35
Partmatch price
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Match Details

The specifications and details for why this match is correct.

Specifications

Bore diameter (d)71.44 mm
Outer diameter (D)120 mm
Width (B)32.54 mm
Dynamic load rating (C)72 kN
Static load rating (C₀)48 kN
Weight680 g
Max speed (grease)3,000 rpm
Max speed (oil)4,500 rpm
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PDF includes specs, dimensions, and cross-references for 47490/47420.

Why This Match Is Correct

✓Exact dimensional match (bore, OD, width)
✓Load ratings within tolerance
✓Seal type verified via manufacturer tables
✓Speed rating compatible

Cross-References

Every way this part is identified across brands and catalogs.

Tier-1 Brand Equivalents

BrandPart NumberSealClearanceStatus
Koyo47490/47420OpenCNEquivalent
Timken47490/47420OpenCNProbable
FAG47420OpenCNProbable
FAG47490OpenCNCurrent
FAG47490/47420OpenCNProbable
Koyo47420OpenCNEquivalent
Koyo47490OpenCNCurrent
NTN47420OpenCNEquivalent
NTN47490OpenCNCurrent
NTN4T-47490/47420OpenCNEquivalent
SKF47420OpenCNEquivalent
SKF47490OpenCNCurrent
SKF47490/47420OpenCNEquivalent
Timken47420OpenCNProbable
Timken47490OpenCNCurrent

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 NumberSeal TypeClearance
47490/47420Open (No Seal)CN