2580

OpenCNDeep Groove Ball BearingVerified match
Geometry100%
31.75 × 73.02 × 23.81mm
Sealing100%
Open (no seal)
Load rating100%
Cr 33 kN / C₀r 19 kN
Speed100%
3,000 rpm (grease)
Koyo2580/252331.75 × 73.02 × 23.81mm
In stock
$58.67
Partmatch price
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Match Details

The specifications and details for why this match is correct.

Specifications

Bore diameter (d)31.75 mm
Outer diameter (D)73.02 mm
Width (B)23.81 mm
Dynamic load rating (C)33 kN
Static load rating (C₀)19 kN
Weight230 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 2580/2523.

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
Koyo2580/2523OpenCNEquivalent
FAG2523OpenCNProbable
FAG2580OpenCNCurrent
FAG2580/2523OpenCNProbable
Koyo2523OpenCNEquivalent
Koyo2580OpenCNCurrent
NTN2523OpenCNEquivalent
NTN2580OpenCNCurrent
NTN4T-2580/2523OpenCNEquivalent
SKF2523OpenCNEquivalent
SKF2580OpenCNCurrent
SKF2580/2523OpenCNEquivalent
Timken2523OpenCNProbable
Timken2580OpenCNCurrent
Timken2580/2523OpenCNProbable

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
2580/2523Open (No Seal)CN