| Bearing number |
NNU4944 |
| Size (mm) |
220x300x80 |
| Bore Diameter (mm) |
220 |
| Outer Diameter (mm) |
300 |
| Width (mm) |
80 |
| d |
220 mm |
| Fw |
244 mm |
| D |
300 mm |
| B |
80 mm |
| C |
80 mm |
| r min. |
2,1 mm |
| da min. |
231 mm |
| da max |
241 mm |
| Da max. |
289 mm |
| db min |
248 mm |
| ra max. |
2 mm |
| Weight |
16,7 Kg |
| Basic dynamic load rating (C) |
561 kN |
| Basic static load rating (C0) |
1220 kN |
| (Grease) Lubrication Speed |
1700 r/min |
| Bearing No. |
NNU4944 |
| r(min) |
2.1 |
| Cr |
701 |
| C0r |
1220 |
| Cu |
145 |
| Grease lub. |
1700 |
| Oil lub. |
2000 |
| Ew |
- |
| da(min) |
231 |
| da(max) |
241 |
| db(min) |
248 |
| Da(max) |
289 |
| Da(min) |
- |
| ra(max) |
2 |
| (Refer.)Mass(kg) |
16.7 |