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Super-Precision Cylindrical Roller Bearings
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Double Row Super-Precision Cylindrical Roller Bearings
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NNU 4968 BK/SPW33
NNU 4968 BK/SPW33
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Overview |
|
| Part Number | NNU 4968 BK/SPW33 |
Brand: LILY  |
Interchangeable With: SKF |
Characteristics |
|
| System of Measurement | Metric |
| Roller Bearing Type | Cylindrical |
| Seal Type | Open |
| Bore Type | Taper 1:12 |
| For Load Direction | Combined |
| Construction | Double Row |
Dimensions |
|
| Bore Dia | 340 mm |
| Bore Dia Tolerance | 0 to +0.040mm |
| Outer Dia | 460 mm |
| Outer Dia Tolerance | -0.023mm to 0 |
| Width | 118 mm |
| Width Tolerance | -0.40mm to 0 |
| Width Annular Lubrication Groove Outer Ring(B1) | 16.7 mm |
| Shoulder Dia Of Outer Ring | 419 mm |
| Permissible Axial Displacement(max.) | 5.5 mm |
| Raceway Diameter Of Inner Ring | 379 mm |
| Chamfer Dimension Inner Ring(r3,4)(min.) | 1.5 mm |
| Chamfer Dimension Outer Ring(r1,2)(min.) | 3 mm |
| Diameter Lubrication Hole (Outer Ring) (K) | 9 mm |
Material |
|
| Ring Material | Chrome Steel |
| Roller Material | Chrome Steel |
Performance |
|
| Dynamic Radial Load | 247500 lbf |
| Static Radial Load | 596250 lbf |
| Max Speed (X1000 rpm) | 2 |
| Temperature Range | -30° to 110 °C |
Properties |
|
| Lubrication | Grease, Oil |
| RoHS | Compliant |
| REACH | Compliant |
| Weight | 56 kg |
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