| d |
Bore diameter |
280 mm |
| D |
Outside diameter |
420 mm |
| 2B |
Inner ring total width |
174 mm |
| 2T |
Outer ring total width |
174 mm |
| Cr |
Basic dynamic load rating, radial |
2.430.000 N |
| C0r |
Basic static load rating, radial |
4.600.000 N |
| Cur |
Fatigue load limit, radial |
550.000 N |
| nG |
Limiting speed |
1.670 1/min |
| nϑr |
Thermal speed rating |
690 1/min |
| ≈m |
Weight |
83,5 kg |
| da max |
Maximum diameter of shaft shoulder |
305 mm |
| Da max |
Maximum diameter of housing shoulder |
402 mm |
| Ca min |
Minimum axial space |
14 mm |
| r3, 4 min |
Minimum chamfer dimension of outer ring back face |
4 mm |
| A |
Width of spacer |
44 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 |
0,46 |
| Y1 |
Dynamic axial load factor |
1,47 |
| Y2 |
Dynamic axial load factor |
2,19 |
| Y0 |
Static axial load factor |
1,44 |
| Tolerance class |
Normal (ISO 492:2014), Tolerance of radial runout tKia, tKea and axial runout tSia reduced |
PNXL |
| Heat treatment |
|
Standard |
| Cage |
Sheet steel cage, roller-guided |
Standard |
| Axial internal clearance |
Axial internal clearance between 300 and 360 µm |
A300-360 |
| Quality level |
X-life |
XL |
| Number of rows |
Double-row |
2 |
| Matched arrangement |
X arrangement |
F |
HU
EN
