389DE-382A
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Overview |
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| Part Number | 389DE-382A |
| Cone Part Number | 389DE |
| Cup Part Number | 382A |
Characteristics |
|
| System of Measurement | Inch |
| Bearing Type | Roller |
| Roller Bearing Type | Tapered |
| Type | Bearing |
| Seal Type | Open |
| Cups Type | Standard |
| For Load Direction | Combined |
| Construction | Double Row |
| Series | 385 |
| ABEC Rating | ABEC-1 |
Dimensions |
|
| Bore Dia | 2.1875" |
| Bore Dia Tolerance | +0.005" to 0 |
| Outer Dia | 3.8125" |
| Outer Dia Tolerance | +0.001" to 0 |
| Bearing Width Across Cups | 2.0195" |
| Bearing Width Across Cups Tolerance | +0.008" to 0 |
| Cup Width | 0.625" |
| Cup Width Tolerance | +0.002" to -0.01 |
| Cup Backface ToClear Radius | 0.03" |
| Cup Frontface Backing Diameter | 2.44" |
| Cup Backface Backing Diameter | 3.5" |
| Double Cone Width | 2.094" |
| Double Cone Width Tolerance | +0.003" to -0.01 |
| Cone Backface ToClear Radius | 0.03" |
Material |
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| Ring Material | Chrome Steel |
| Roller Material | Chrome Steel |
| Cage Material | Steel |
Performance |
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| Dynamic Radial Load | 35600 lbf |
| Radial Clearance | Standard (Available in C3/C4/C5) |
| Dynamic Radial Rating(One Row 90 Million Revolutions) | 5300 lbf |
| Dynamic Thrust Rating(90 Million Revolutions) | 3210 lbf |
| Dynamic Radial Rating(Two Row 90 Million Revolutions) | 9230 lbf |
| Temperature Range | -30° to 110 °C |
Properties |
|
| Lubrication | Required |
| RoHS | Compliant |
| REACH | Compliant |
| Weight | 3 lb |
Design Features of 389DE-382A Bearing
389DE-382A features a dual row configuration and a double inner race design, providing increased load-carrying capacity and stability for heavy-duty applications. 389DE-382A outer dia is 3.8125". Its bore dia is 2.1875". Designed for easy installation and enhanced performance, it is available in imperial sizes and often includes sealing options to protect against contaminants and reduce maintenance needs.
What Benefits Can 389DE-382A Bearing Provide?
- Increased Load Capacity: The dual row design allows for a higher load-carrying capacity, making it suitable for heavy-duty applications where substantial forces are present.
- Enhanced Stability: With two rows of rolling elements, a TDI bearing offers improved stability and resistance to misalignment, which is crucial in maintaining accurate performance in machinery.
- Reduced Friction: The design promotes smoother operation, reducing friction between components, which leads to improved efficiency and a longer service life.
- Versatile Application: A TDI bearing is versatile and can accommodate both radial and axial loads, making it suitable for a wide range of industrial and automotive applications.
- Sealing Options: Many TDI bearings come with seals or shields, providing protection against contaminants and retaining lubrication, which minimizes maintenance requirements.
- Easy Installation: The design allows for straightforward installation, often featuring tapered bores or adapter sleeves that simplify mounting on shafts.
What Can 389DE-382A Bearing Be Used for?
- Industrial Machinery: It is commonly utilized in heavy-duty equipment, such as gearboxes and conveyors, where high load capacity and stability are required.
- Automotive Applications: A TDI bearing is often found in automotive components like differential assemblies and wheel hubs, providing reliable support and smooth operation under demanding conditions.
- Double Row Equipment: It is used in construction machinery, such as excavators and cranes, where robust performance and durability are essential for handling heavy loads.
- Mining Equipment: In the mining industry, a TDI bearing is suitable for applications that endure harsh environments and significant stresses, such as in crushers and shakers.
- Railway Systems: It can be employed in railway wheel assemblies and traction systems, ensuring reliable operation and load management.
