NNU4938B/SPC3W33 SKF Super Precision,Super Precision Bearings,Cylindrical Roller Bearings,Double Row NNU 49 Series
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| Brand Name: |
SKF |
| Model Number: |
NNU4938B/SPC3W33 |
| Bore Type: |
Tapered Bore |
| d: |
70 mm |
| Enclosure: |
Open |
| Axial Load Factor Y0: |
2.80 |
| Dynamic Load Rating: |
257,000 N |
| Da (max): |
116.5 mm |
| Static Load Rating: |
220,000 N |
| Constant e: |
0.24 |
Product Details
| Bore Type |
Tapered Bore |
| d |
70 mm |
| Enclosure |
Open |
| Axial Load Factor Y0 |
2.80 |
| Dynamic Load Rating |
257,000 N |
| Da (max) |
116.5 mm |
| Static Load Rating |
220,000 N |
| Constant e |
0.24 |
| Limiting Speed - Grease |
4,400 rpm |
| Groove Width A |
6 mm |
| Fillet Radius/Chamfer |
1.5 mm |
| Retainer Material |
Pressed Steel |
| Axial Load Factor Y2 |
4.27 |
| ra (max) |
1.5 mm |
| Weight |
1.650 kg |
| Limiting Speed - Oil |
5,600 rpm |
| Nr. of Holes |
4 |
| Radial Clearance |
0.095 to 0.120 mm |
| Hole Diameter (do) |
3 mm |
| Axial Load Factor Y1 |
2.87 |