51317
Geometry100%
85 × 150 × 49mm
Sealing100%
Open (no seal)
Load rating100%
Cr 122 kN / C₀r 305 kN
Speed100%
1,500 rpm (grease)
SKF51317
Pricing not yet available for this part.
Match Details
The specifications and details for why this match is correct.
Specifications
| Bore diameter (d) | 85 mm |
| Outer diameter (D) | 150 mm |
| Width (B) | 49 mm |
| Dynamic load rating (C) | 122 kN |
| Static load rating (C₀) | 305 kN |
| Weight | 2500 g |
| Max speed (grease) | 1,500 rpm |
| Max speed (oil) | 1,900 rpm |
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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
| Brand | Part Number | Seal | Clearance | Status |
|---|---|---|---|---|
| SKF | 51317 | Open | CN | Current |
| FAG | 51317 | Open | CN | Current |
| NSK | 51317 | Open | CN | Current |
| NTN | 51317 | Open | CN | Current |
| Timken | 51317 | Open | CN | Current |
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
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