Product Specifications
| Parameter |
Details |
| Model NO. |
22344, 22348, 22352, 22356 |
| Precision Rating |
P0, P6, P5, P4, P2 |
| Clearance |
C0, C3, C4 |
| Rolling Body |
Roller Bearings |
| The Number of Rows |
Double |
| Material |
Bearing Steel |
| Spherical |
Aligning Bearings |
| Load Direction |
Radial Bearing |
| Separated |
Unseparated |
| Specification |
100*180*46 mm |
| HS Code |
8482300000 |
Application Industries
| Industry |
Typical Equipment |
| Agricultural Machinery |
Harvesters, Tractors |
| Construction Machinery |
Excavators |
| Industrial Machinery |
Reduction Gearboxes, Conveyors |
| Heavy Industry |
Crushers, Press Machines |
Eliminate Downtime with Heavy-Duty Self-Aligning Roller Bearings 22344-22356
Equipment failures from substandard bearings cost manufacturers thousands in lost production. When your excavator or harvester breaks down due to early bearing failure, every hour of downtime delays projects and erodes profits. Sourcing reliable heavy-load bearings with flexible MOQs and fast delivery has long been a challenge for maintenance teams and procurement managers.
Self-Aligning Roller Bearings Built for Heavy & Impact Loads
Our Self-Aligning Roller Bearings 22344-22356 series solves these pain points with P0-P4 precision ratings and double-row roller design, engineered to handle heavy radial loads and moderate axial loads in harsh operating conditions. With rich stock availability and 1pc MOQ for standard items, we support both emergency repairs and regular maintenance schedules. Whether for agricultural harvesters or construction excavators, these bearings deliver consistent performance where it matters most.
Optimal Performance in Demanding Work Environments
Designed as aligning bearings, the 22344-22356 series accommodates shaft misalignment up to 2-3 degrees, reducing stress on equipment in applications with imperfect mounting or deflection under load. Their radial load capacity makes them ideal for impact-heavy machinery like crushers and press machines, where sudden load spikes are common. The bearing steel construction ensures durability even in dusty or high-vibration environments typical of agricultural and construction sites.
Key Technical Parameters That Ensure Reliability
Precision rating directly impacts operational stability—our P4-grade bearings minimize vibration and noise for precision machinery, while P0 options offer cost-effective solutions for general industrial use. Clearance grades C0, C3, and C4 allow customization based on thermal expansion needs: C3 and C4 clearances suit high-temperature applications, preventing seizure during extended operation. The double-row roller design distributes load evenly across contact surfaces, extending service life by up to 30% compared to single-row alternatives in heavy-load scenarios.
Why Authentic Bearings Matter for Total Cost of Ownership
Counterfeit bearings may cost less upfront, but they typically fail within 30-50% of the expected service life of genuine components. A single bearing failure in an excavator can lead to $10,000+ in repair costs and lost productivity. Our bearings, backed by ISO9001 certification, undergo rigorous QC testing to ensure material integrity and dimensional accuracy. This commitment to quality reduces replacement frequency and lowers long-term maintenance expenses, making them a smarter investment for heavy machinery operators.
Our Commitment to Your Equipment’s Performance
With 18 years of bearing manufacturing experience, Jinan Saifan Bearing serves global buyers across Europe, America, and Southeast Asia. Our full R&D and QC lab ensures each bearing meets international standards, while OEM/ODM capabilities allow customization for unique applications. We offer a 12-month global warranty, free technical guidance, and defect replacement to minimize your operational risks. Supported by 5-15 day bulk delivery and free samples (buyer covers freight), we make sourcing reliable bearings straightforward and efficient.
Packaging & Shipping
- Carton pallet packaging for secure transport
- 3-5 days sample lead time for testing and validation
- Sea or air transport options to meet your timeline requirements
- Real-time shipment tracking provided for all orders
- 1pc MOQ available for emergency replacement needs
Get Your Heavy-Load Bearings Shipped Fast
Don’t let equipment downtime affect your bottom line. Whether you need a single 22344 bearing for an emergency repair or bulk 22356 units for scheduled maintenance, we have the stock and expertise to fulfill your order quickly. Send us your requirements today and get back to productive operations.
Frequently Asked Questions
Q: Are these bearings genuine and traceable?
A: Yes, we supply authentic bearings with full traceability. Our manufacturing process complies with ISO9001 standards, and we can provide certification documents upon request.
Q: How do I confirm the right bearing model for my equipment?
A: Provide your equipment model, application details, and load requirements. Our technical team will verify the correct bearing specification for your needs.
Q: What is your warranty policy?
A: We offer a 12-month global warranty covering manufacturing defects. Defective products will be replaced or refunded at no additional cost.
Q: What is the minimum order quantity?
A: Standard items have a 1pc MOQ, supporting both small emergency orders and large-scale procurement.
Q: How quickly can you ship after order confirmation?
A: In-stock items ship within 3-5 days. Bulk orders typically deliver within 5-15 days depending on quantity and customization needs.
Q: How can I verify the authenticity of the bearings?
A: Each bearing includes manufacturing markings and batch codes. We can provide production records and quality test reports to confirm authenticity.
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