SKF four-point contact · catalog page 430
QJ 305 N2MA
Exact manufacturer product-table record from SKF's angular-contact bearing section.
Published bearing data
Dimensions and ratings
- Designation
- QJ 305 N2MA
- Dynamic load rating C
- 42.5 kN
- Static load rating C0
- 30 kN
- Fatigue load limit Pu
- 1.27 kN
- Reference speed
- Not published for this table row
- Limiting speed
- 20,000 rpm
- Mass
- 0.29 kg
- Catalog / PDF page
- 430 / 432
- Published row text
- 62 17 42,5 30 1,27 20 000 0,29 QJ 305 N2MA QJ 305 MA
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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