SKF double-row angular contact · catalog page 426
3311 ATN9
Exact manufacturer product-table record from SKF's angular-contact bearing section.
Published bearing data
Dimensions and ratings
- Designation
- 3311 ATN9
- Dynamic load rating C
- 112 kN
- Static load rating C0
- 81.5 kN
- Fatigue load limit Pu
- 3.45 kN
- Reference speed
- 5,300 rpm
- Limiting speed
- 5,300 rpm
- Mass
- 2.65 kg
- Catalog / PDF page
- 426 / 428
- Published row text
- 120 49,2 112 81,5 3,45 5 300 5 300 2,65 3311 A 3311 ATN9
Verification boundary
What still needs to match
Bearing arrangementConfirm single-row, double-row, or four-point-contact architecture and the intended axial/radial load direction.
Internal designVerify contact angle, universal matching/preload class, cage, seals, and suffix-specific construction.
Fits and dutyCheck shaft/housing fits, preload, lubrication, speed, temperature, rigidity, and expected life.
Current availabilityConfirm the exact designation and latest product data with SKF before ordering or redesigning the assembly.
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