542117-L77 Ball Bearings 2018 top 10
| Bearing number: |
NNCF 4844 CV |
| Size (mm): |
270x220x50 |
| Bore Diameter (mm): |
270 |
| Outer Diameter (mm): |
220 |
| Width (mm): |
50 |
| d: |
220 mm |
| D: |
270 mm |
| B: |
50 mm |
Product Details
| Bearing number |
NNCF 4844 CV |
| Size (mm) |
270x220x50 |
| Bore Diameter (mm) |
270 |
| Outer Diameter (mm) |
220 |
| Width (mm) |
50 |
| d |
220 mm |
| D |
270 mm |
| B |
50 mm |
| d1 |
241 mm |
| D1 |
250.5 mm |
| b1 |
7 mm |
| K |
4 mm |
| s |
4 mm |
| r1,2 - min. |
1.5 mm |
| r3,4 - min. |
1.5 mm |
| da - min. |
227 mm |
| das |
233 mm |
| Da - max. |
263 mm |
| ra - max. |
1.5 mm |
| rb - max. |
1.5 mm |
| Basic dynamic load rating - C |
380 kN |
| Basic static load rating - C0 |
865 kN |
| Fatigue load limit - Pu |
85 kN |
| Reference speed |
1000 r/min |
| Limiting speed |
1200 r/min |
| Calculation factor - kr |
0.2 |
| d1 ≈ |
241 mm |
| D1 ≈ |
250.5 mm |
| s max. |
4 mm |
| r1,2 min. |
1.5 mm |
| r3,4 min. |
1.5 mm |
| da min. |
227 mm |
| Da max. |
263 mm |
| ra max. |
1.5 mm |
| rb max. |
1.5 mm |
| Basic dynamic load rating C |
380 kN |
| Basic static load rating C0 |
865 kN |
| Fatigue load limit Pu |
85 kN |
| Calculation factor kr |
0.2 |
| Mass bearing |
6.3 kg |
Company Profile
| Worktime |
9.00--18.00 |
| Phone |
0065-31591338 |
| Fax |
0065-31591338 |