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Roller Bearings
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Tapered Roller Bearings
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TDM(Double row tapered roller bearings)(Metric)
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331981
331981
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Overview |
|
| Part Number | 331981 |
Characteristics |
|
| System of Measurement | Metric |
| Bearing Type | Roller |
| Roller Bearing Type | Tapered |
| Type | Bearing |
| Seal Type | Open |
| Cups Type | Standard |
| For Load Direction | Combined |
| Construction | Double Row |
| ABEC Rating | ABEC-1 |
Dimensions |
|
| Bore Dia | 346.075 mm |
| Bore Dia Tolerance | -0.04mm to 0 |
| Outer Dia | 488.95 mm |
| Outer Dia Tolerance | -0.045mm to 0 |
| Bearing Width | 200.025 mm |
| Bearing Width Tolerance | +0.4mm to -0.4mm |
| Double Cone Width | 200.025 mm |
| Double Cone Width Tolerance | -0.25mm to 0 |
| Chamfer Dimension Outer Ring | min.1.5 mm |
| Chamfer Dimension Inner Ring | min.6.4 mm |
| Abutment Diameter Shaft | 413 mm |
| Abutment Diameter Housing | 413 mm |
| Distance Pressure Point | 186 mm |
Material |
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| Ring Material | Chrome Steel |
| Roller Material | Chrome Steel |
Performance |
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| Dynamic Radial Load | 637875 lbf |
| Static Radial Load | 1417500 lbf |
| Fatigue Load Limit | 114750 lbf |
| Radial Clearance | Standard (Available in C3/C4/C5) |
| Comparative Radial Load Rating | 156375 lbf |
| Comparative Axial Load Rating | 51750 lbf |
| Temperature Range | -30° to 110 °C |
Properties |
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| Lubrication | Required |
| RoHS | Compliant |
| REACH | Compliant |
| Weight | 242.51 lb |
Design Features of 331981 Bearing
331981 bearing features a double-row design that provides high load capacity, stability, and precise alignment. 331981 outer dia is 488.95 mm. Its bore dia is 346.075 mm. It is durable, with options for sealing and lubrication, making it ideal for heavy-duty applications.
What Benefits Can 331981 Bearing Provide?
- High Load Support : It handles heavy loads in both directions, perfect for tough jobs.
- Stability: The double-row design keeps it steady under pressure.
- Longer Life: With sealing and lubrication options, it lasts longer and requires less maintenance.
- Precision Alignment: It self-aligns to reduce wear and improve performance.
- Reduced Noise: Runs quietly, making it ideal for sensitive equipment.
What Can 331981 Bearing Be Used for?
- Heavy Machinery: Ideal for supporting high loads and heavy-duty operations.
- Automotive Applications: Commonly used in wheel hubs, axles, and transmissions.
- Gearboxes: Provides stability and load handling in industrial gear systems.
- Mining Equipment: Suitable for rugged conditions due to its durability and load capacity.
- Conveyor Systems: Helps in handling continuous load in transport machinery.
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