Technical data
32 parametersIdentification
- Manufacturer
- FAG
- Type
- Four-point contact bearing
- Part number (SKU)
- QJ305-XL-MPA#N1
- EAN
- 4012801012157
- Cage
- MPA
- Tolerance class
- PN
Dimensions
- Bore d
- 25 mm
- Outside diameter D
- 62 mm
- Width B
- 17 mm
- Mass
- 273 g
Load ratings and operation
- Dynamic load rating C
- 43500 N
- Static load rating C₀
- 28500 N
- Limiting speed
- 23300 1/min
Full manufacturer specification19 parameters · expand
- Axial internal clearance
- CN
- Cage
- MPA
- Category
- XL
- Contact angle
- 35.0 °
- Dimensional / heat stabilization
- S0
- Distance between pressure cone apexes
- 30.5 mm
- Fatigue load limit, radial
- 1960.0 N
- Inner ring shoulder diameter
- 37.5 mm
- Max. operating temperature
- 150.0 °C
- Maximum fillet radius
- 1.0 mm
- Maximum housing shoulder diameter
- 55.0 mm
- Min. operating temperature
- -30.0 °C
- Minimum chamfer
- 1.1 mm
- Minimum shaft shoulder diameter
- 32.0 mm
- Outer ring shoulder diameter
- 49.5 mm
- PFAS
- no
- REACH
- REACH compliant with declarable lead proportion
- Reference speed
- 9000.0 1/min
- RoHS
- RoHS compliant with declarable substances
Classification
- Manufacturer category
- Rolling and Plain Bearings › Ball Bearings › Four-Point Contact Ball Bearings
- eCl@ss class
- 23-05-08-03
- UNSPSC
- 31171504
Description
This four-point contact bearing carries loads in both axial directions through a single row of balls contacting the raceways at four points, allowing it to take up axial loads from either side with one bearing instead of a paired arrangement. Bore diameter is 25.0 mm, outside diameter 62.0 mm, and width 17.0 mm, with a net mass of 0.273 kg. The bearing is fitted with a solid brass cage (MPA), the limiting speed is 23300 1/min and the reference speed 9000 1/min. The split-ring design typical of this bearing type allows the raceways to be separated for mounting, which lets the balls fill the full circumference and increases the axial load rating per unit size compared to a standard ball bearing. The solid brass cage gives stable ball guidance and low friction at higher speeds, and the design is suited for applications where combined axial loads from both directions must be carried on a compact radial envelope without needing two opposed bearings.
The same bearing from other manufacturers (2 designations)
Same size and design — suffix notation differs between brands.
FAG
QJ305-XL-MPA
original — this page
equivalent designation
KOYO
6305BI
SKF
QJ305
This is a dimensional and design equivalent, not the same product. If in doubt, ask us before ordering.
QJ305-XL-MPA
Common designation: QJ305 MPA
Four-point contact bearing
⌀25 × 62 × 17 mm
od EUR 38.98net
+ VAT 23% = EUR 47.95 gross
Cheaper in larger quantities
| from 5 pcs | EUR 38.20 | −2% |
| from 10 pcs | EUR 37.81 | −3% |
| from 25 pcs | EUR 37.03 | −5% |
| from 50 pcs | EUR 36.25 | −7% |
Dispatched within 24 h from our own warehouse
Shipping within the EU: DHL, GLS, from EUR 13.18 net. Transit time 3–5 business days after dispatch. Shipping and returns →
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Datasheet (PDF)RoHS / REACH compliance declaration (PDF)Opening a document for the first time can take up to a minute while the manufacturer prepares it.






