4R4819 NTN Cylindrical Roller Bearing
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| Brand Name: |
NTN |
| Model Number: |
4R4819 |
| Enclosure: |
Open |
| B: |
60 mm |
| da (min): |
252 mm |
| Hole Diameter (do): |
6 mm |
| Nr. of Holes: |
6 |
| d: |
240 mm |
| Roller Profile: |
Symmetric |
| Constant e: |
0.17 |
| PDF |
4R4819 |
Product Details
| Enclosure |
Open |
| B |
60 mm |
| da (min) |
252 mm |
| Hole Diameter (do) |
6 mm |
| Nr. of Holes |
6 |
| d |
240 mm |
| Roller Profile |
Symmetric |
| Constant e |
0.17 |
| Axial Load Factor Y2 |
5.87 |
| Configuration |
Double Row |
| Bore Type |
Tapered Bore |
| Axial Load Factor Y0 |
3.86 |
| Static Load Rating |
1,260,000 N |
| Center Guidance |
Fixed Inner Ring Rib |
| Fillet Radius/Chamfer |
2.1 mm |
| D |
320 mm |
| Groove Width A |
12 mm |
| Limiting Speed - Grease |
1,200 rpm |
| Radial Clearance |
0.270 to 0.350 mm |
| ra (max) |
2 mm |