| d |
Bore diameter |
280 mm |
| D |
Outside diameter |
420 mm |
| B |
Width |
140 mm |
| Cr |
Basic dynamic load rating, radial |
2.290.000 N |
| C0r |
Basic static load rating, radial |
3.950.000 N |
| Cur |
Fatigue load limit, radial |
370.000 N |
| nG |
Limiting speed |
1.420 1/min |
| nϑr |
Reference speed |
800 1/min |
| ≈m |
Weight |
67,2 kg |
| da min |
Minimum diameter shaft shoulder |
294,6 mm |
| Da max |
Maximum diameter of housing shoulder |
405,4 mm |
| ra max |
Maximum recess radius |
3 mm |
| rmin |
Minimum chamfer dimension |
4 mm |
| D1 |
Bore diameter outer ring |
370,5 mm |
| d2 |
Raceway diameter of the inner ring |
310,3 mm |
| ds |
Diameter lubrication hole |
6,3 mm |
| ns |
Width of lubricating groove |
12,2 mm |
| Tmin |
Operating temperature min. |
-30 °C |
| Tmax |
Operating temperature max. |
200 °C |
| e |
Limiting value of Fa/Fr for the applicability of diff. Values of factors X and Y |
0,3 |
| Y1 |
Dynamic axial load factor |
2,23 |
| Y2 |
Dynamic axial load factor |
3,32 |
| Y0 |
Static axial load factor |
2,18 |
| Design |
with lose center lip ring |
BE |
| Bore type |
Cylindrical |
Z |
| Cage |
Sheet metal cage |
JPB |
| Radial internal clearance |
Group 4 (C4) |
C4 |
| Relubrication feature |
|
Standard |
| Special material |
Inner ring from case hardened steel |
W209B |
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