331081 A
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Overview |
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| Part Number | 331081 A |
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 | 501.65 mm |
| Bore Dia Tolerance | -0.05mm to 0 |
| Outer Dia | 711.2 mm |
| Outer Dia Tolerance | -0.075mm to 0 |
| Total Bearing Width Over Inner Rings | 520.7 mm |
| Total Bearing Width Over Inner Rings Tolerance | -0.25mm to 0 |
| Total Bearing Width Over Outer Rings | 520.7 mm |
| Total Bearing Width Over Outer Rings Tolerance | +0.4mm to -0.4mm |
| Chamfer Dimension Inner Ring | min.3.2 mm |
| Abutment Diameter Shaft | 546 mm |
| Abutment Diameter Housing | 546 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 | 2295000 lbf |
| Static Radial Load | 6187500 lbf |
| Fatigue Load Limit | 441000 lbf |
| Radial Clearance | Standard (Available in C3/C4/C5) |
| Comparative Radial Load Rating | 618750 lbf |
| Comparative Axial Load Rating | 99675 lbf |
| Temperature Range | -30° to 110 °C |
Properties |
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| Lubrication | Required |
| RoHS | Compliant |
| REACH | Compliant |
| Weight | 1664.49 lb |
Design Features of 331081 A Bearing
331081 A is designed to handle heavy radial and axial loads simultaneously, making it ideal for high-load applications. 331081 A outer dia is 711.2 mm. Its bore dia is 501.65 mm. Its structure allows for excellent load distribution and increased rigidity, ensuring reliable performance in demanding environments such as rolling mills.
What Benefits Can 331081 A 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 331081 A 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.
