NSK R420-4 cylindrical roller bearings

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Size (mm) | 480x790x248 |
Bore Diameter (mm) | 480 |
Outer Diameter (mm) | 790 |
Width (mm) | 248 |
d | 480 mm |
D | 790 mm |
B | 248 mm |
D1 | 688,3 mm |
Da max | 758 mm |
da min | 512 mm |
ds | 12,5 mm |
ns | 23,5 mm |
ra max | 6 mm |
rmin | 7,5 mm |
m | 470 kg / Weight |
Cr | 6300000 N / Dynamic load rating (radial) |
e | 0,32 |
Y1 | 2,12 |
Y2 | 3,15 |
C0r | 12700000 N / Static load rating (radial) |
Y0 | 2,07 |
nG | 730 1/min / Limiting speed |
nB | 375 1/min / Reference speed |
Cur | 570000 N |
Detailed Parameters
parameter:
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