d |
Bore diameter |
300 mm |
D |
Outside diameter |
420 mm |
2B |
Inner ring total width |
152 mm |
2T |
Outer ring total width |
152 mm |
Cr |
Basic dynamic load rating, radial |
2.010.000 N |
C0r |
Basic static load rating, radial |
4.100.000 N |
Cur |
Fatigue load limit, radial |
485.000 N |
nG |
Limiting speed |
1.660 1/min |
nϑr |
Thermal speed rating |
660 1/min |
≈m |
Weight |
64,6 kg |
da max |
Maximum diameter of shaft shoulder |
324 mm |
Da max |
Maximum diameter of housing shoulder |
406 mm |
Ca min |
Minimum axial space |
12 mm |
r3, 4 min |
Minimum chamfer dimension of outer ring back face |
3 mm |
A |
Width of spacer |
38 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 |
0,39 |
Y1 |
Dynamic axial load factor |
1,71 |
Y2 |
Dynamic axial load factor |
2,54 |
Y0 |
Static axial load factor |
1,67 |
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 550 and 600 µm |
A550-600 |
Quality level |
X-life |
XL |
Number of rows |
Double-row |
2 |
Matched arrangement |
X arrangement |
F |