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Double-Row Needle Rollers for Enhanced Load Carrying Requirements
Double-Row Needle Rollers incorporate two parallel rows of needle-shaped cylindrical rolling elements within a bearing assembly. This arrangement provides increased radial load carrying capability, improved stability and better load distribution compared to single-row configurations. SKP Bearing Industries manufactures Double-Row Needle Rollers for demanding applications requiring compact dimensions combined with substantial load support.
Product Overview
Double-Row Needle Rollers are designed for assemblies subjected to higher operating loads and demanding working conditions. The dual-row configuration increases the number of rolling elements within the bearing arrangement, allowing greater load handling capacity while maintaining a relatively compact cross-section.
These rolling elements are commonly specified for construction equipment, conveyor systems, heavy engineering machinery and industrial transmission assemblies.
Technical Specifications
Available Types
| Type | End Configuration | Diameter Range (D) | Length Range (L) |
|---|---|---|---|
| BP | Flat Unground Ends | 1 mm to 7 mm | 3 mm to 100 mm |
| BR | Rounded Ends | 1.5 mm to 7 mm | 5 mm to 50 mm |
| BPM | Flat Ground Ends | 2.5 mm to 10 mm | 4 mm to 50 mm |
Dimensional Characteristics
| Parameter | Specification |
|---|---|
| Roller Diameter | 1 mm to 10 mm |
| Roller Profile | Cylindrical |
| Arrangement | Double Row |
| Diameter Classification | Needle Roller |
| Contact Type | Line Contact |
| Load Direction | Radial |
| Diameter-Length Ratio | Less than 1:3 |
| Operating Configuration | Double Assembly |
| Surface Finish | Application Specific |
| Tolerance Class | Customer Requirement Based |
Manufacturing Features
- Increased radial load capability
- Improved bearing stability
- Greater rolling element count
- Uniform load distribution
- Compact installation profile
- Reduced stress concentration
Key Advantages
- Higher Load Capacity: The dual-row arrangement accommodates heavier radial loads compared to conventional single-row designs.
- Improved Operational Stability: Additional rolling elements contribute to smoother operation under demanding working conditions.
- Efficient Space Utilization: Suitable for applications requiring substantial load support without excessive bearing dimensions.
- Enhanced Load Sharing: Load distribution across two rows assists in minimizing localized stresses within the assembly.
- Application Flexibility: Compatible with various industrial, automotive and heavy engineering systems.
Common Applications
Construction Equipment
● Backhoe loaders
● Earthmoving machinery
● Compaction equipment
Material Handling Systems
● Crane mechanisms
● Lift systems
● Warehouse equipment
Industrial Machinery
● Rolling mills
● Processing equipment
● Power transmission systems
Engineering Equipment
● Cement plant equipment
● Steel processing systems
● Industrial drives
Why Choose SKP Bearing Industries?
-
Manufacturing Expertise
Comprehensive experience in producing rolling elements for diverse industrial sectors. -
Advanced Production Facilities
Modern manufacturing systems supported by rigorous inspection procedures. -
Custom Development Capability
Dimensions, tolerances and specifications developed according to application requirements. -
Consistent Product Quality
Controlled manufacturing processes ensure dimensional uniformity and dependable functionality. -
Global Industry Presence
Supplying rolling elements to automotive, engineering, industrial and infrastructure sectors worldwide.
Request Technical Assistance
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