330758 BG
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Overview |
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| Part Number | 330758 BG |
Characteristics |
|
| System of Measurement | Metric |
| Bearing Type | Roller |
| Roller Bearing Type | Tapered |
| Type | Bearing |
| Seal Type | Open |
| For Load Direction | Combined |
| Construction | Four-Row |
| ABEC Rating | ABEC-1 |
Dimensions |
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| Bore Dia | 304.902 mm |
| Bore Dia Tolerance | -0.035mm to 0 |
| Outer Dia | 412.648 mm |
| Outer Dia Tolerance | -0.045mm to 0 |
| Total Bearing Width Over Inner Rings | 266.7 mm |
| Total Bearing Width Over Inner Rings Tolerance | -0.2mm to 0 |
| Total Bearing Width Over Outer Rings | 266.7 mm |
| Total Bearing Width Over Outer Rings Tolerance | +0.4mm to -0.4mm |
| Chamfer Dimension Inner Ring | min.3.3 mm |
| Abutment Diameter Shaft | 326 mm |
| Abutment Diameter Housing | 326 mm |
Material |
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| Ring Material | Chrome Steel |
| Roller Material | Chrome Steel |
| Cage Material | Steel |
Performance |
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| Dynamic Radial Load | 668250 lbf |
| Static Radial Load | 1687500 lbf |
| Fatigue Load Limit | 144000 lbf |
| Radial Clearance | Standard (Available in C3/C4/C5) |
| Comparative Radial Load Rating | 175500 lbf |
| Comparative Axial Load Rating | 27450 lbf |
| Temperature Range | -30° to 110 °C |
Properties |
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| Lubrication | Required |
| RoHS | Compliant |
| REACH | Compliant |
| Weight | 227.08 lb |
Design Features of 330758 BG Bearing
330758 BG is designed to handle heavy radial and axial loads simultaneously, making it ideal for high-load applications. 330758 BG outer dia is 412.648 mm. Its bore dia is 304.902 mm. Its structure allows for excellent load distribution and increased rigidity, ensuring reliable performance in demanding environments such as rolling mills.
What Benefits Can 330758 BG Bearing Provide?
- High Load Capacity: It can support heavy radial and axial loads, making it suitable for demanding applications such as heavy machinery and rolling mills.
- Improved Durability: Its robust design ensures even load distribution, reducing wear and extending the bearing’s service life.
- Enhanced Rigidity: The four-row configuration increases the overall rigidity of the bearing, improving stability in high-load environments.
- Efficient Operation: It reduces friction and heat generation, allowing for smoother operation and improved energy efficiency in large industrial machines.
What Can 330758 BG Bearing Be Used for?
- Rolling Mills: Essential for supporting large radial and axial loads in steel, aluminum, and other metal rolling operations.
- Heavy Machinery: Used in construction and mining equipment where high load-bearing capacity and durability are required.
- Gearboxes: Provides reliable support in high-torque, heavy-load systems.
- Railway Axles: Ensures smooth and stable operation under heavy loads in rail transport.
- Wind Turbines: Applied in turbine rotor shafts for high load capacity and long-lasting performance.
