| Bearing number |
30252 |
| Size (mm) |
260x480x89 |
| Bore Diameter (mm) |
260 |
| Outer Diameter (mm) |
480 |
| Width (mm) |
89 |
| d |
260 mm |
| D |
480 mm |
| T |
89 mm |
| B |
80 mm |
| C |
67 mm |
| a |
93,6 mm |
| r min. |
6 mm |
| r2 min. |
5 mm |
| da min. |
288 mm |
| da max |
310 mm |
| Da min |
415 mm |
| Da max. |
458 mm |
| Db min. |
450 mm |
| ra max. |
5 mm |
| rb max. |
4 mm |
| Weight |
64,9 Kg |
| Basic dynamic load rating (C) |
1210 kN |
| Basic static load rating (C0) |
1860 kN |
| (Grease) Lubrication Speed |
650 r/min |
| (Oil) Lubrication Speed |
870 r/min |
| Calculation factor (e) |
0,42 |
| Calculation factor (Y0) |
0,79 |
| Bearing No. |
30252 |
| r(min) |
6 |
| r1(min) |
5 |
| Cr |
1510 |
| C0r |
1860 |
| Cu |
190 |
| Grease lub. |
650 |
| Oil lub. |
870 |
| a(mm) |
93.6 |
| da(min) |
288 |
| db(max) |
310 |
| Da(max) |
458 |
| Da(min) |
415 |
| Db(min) |
450 |
| Sa(min) |
14 |
| Sb(min) |
21 |
| ra(max) |
5 |
| rb(max) |
4 |
| e |
0.42 |
| Y1 |
1.44 |
| Y0 |
0.79 |
| (Refer.)Mass(kg) |
64.9 |