Product Specifications
| Parameter |
Details |
| Model NO. |
22320MB |
| 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 |
| Outer Dimension |
50-2500 mm |
| Specification |
100*215*73 mm |
| HS Code |
8482300000 |
Application Industries
| Industry |
Typical Equipment |
| Industrial Machinery |
Machine Tools, Reducers, Conveyors |
| Heavy Manufacturing |
Crushers, Presses, Rolling Mills |
| Agricultural Machinery |
Tractors, Harvesters, Tillage Equipment |
| Construction |
Excavators, Loaders, Concrete Mixers |
Minimize Downtime with Reliable Self-Aligning Roller Bearings for Industrial Machinery
Equipment failures due to bearing issues cost manufacturers thousands in lost productivity each year. Misalignment, heavy loads, and poor quality components often lead to premature wear, forcing unplanned shutdowns. Sourcing bearings that balance durability, precision, and availability can be a challenge—especially when dealing with multiple suppliers or uncertain lead times.
Self-Aligning Roller Bearings Engineered for Industrial Durability
Our Self-Aligning Roller Bearings, including models 22320MB, 22321MB, 22322MB, and 22324MB/W33, are designed to address these challenges. As a professional bearing manufacturer with over 15 years of experience, we produce double row radial roller bearings that accommodate shaft misalignment, reduce vibration, and handle high radial loads. These bearings are ideal for industrial machinery such as reducers, conveyor systems, and heavy-duty equipment where reliability under stress is critical.
Optimized Performance in Demanding Industrial Environments
Self-aligning roller bearings excel in applications with dynamic operating conditions. Whether your machinery operates at varying speeds, experiences heavy shock loads, or requires tolerance for shaft deflection, these bearings deliver consistent performance. The double row design distributes load evenly, while the spherical outer ring allows for angular misalignment up to 2-3 degrees—minimizing stress on adjacent components and extending service life in agricultural, construction, and manufacturing settings.
Technical Features That Ensure Long-Term Reliability
The performance of our Self-Aligning Roller Bearings is defined by critical technical attributes. Precision ratings from P0 to P4 ensure dimensional accuracy, with tighter tolerances (P4/P2) available for high-precision machinery like CNC spindles. Clearance options (C0, C3, C4) allow customization for thermal expansion needs—C3/C4 clearances are recommended for applications with elevated temperatures or heavy loads. Constructed from high-grade bearing steel, these bearings maintain structural integrity under extreme pressure, while the unseparated design simplifies installation and reduces maintenance complexity.
Why Genuine Bearings Reduce Total Cost of Ownership
Choosing authentic Self-Aligning Roller Bearings over counterfeit alternatives directly impacts your bottom line. Inferior bearings often fail within months, leading to repeated replacements, production downtime, and potential damage to expensive equipment. Our bearings meet ISO international standards and undergo rigorous testing, including dimensional inspection and performance validation, ensuring consistent quality. The long service life of genuine bearings lowers replacement frequency, while reliable performance reduces unplanned maintenance costs—ultimately delivering a lower total cost of ownership compared to cheaper, uncertified options.
Our Commitment to Quality and Service
With ISO 9001:2015 and ISO 14001 certifications, we adhere to strict quality management practices from raw material inspection to final production. Our technical R&D team and experienced QC staff ensure each bearing meets performance specifications, while our flexible order policies support your needs—1 piece MOQ for standard bearings, 3-5 day delivery for samples, and 5-15 day lead times for bulk orders. We provide free technical guidance on selection, installation, and maintenance, plus a 12-month warranty covering manufacturing defects. For distributors and wholesalers, free samples are available (freight borne by customer) to verify quality before placing large orders.
Packaging & Shipping
- Carton and pallet packaging for secure transportation
- 3-5 working days for sample orders, 5-15 working days for bulk orders
- Multiple logistics options including express, air, and sea freight
- Real-time tracking information provided for all shipments
- 1 piece MOQ for standard bearings, customizable order quantities negotiable
Get Your Self-Aligning Roller Bearings Today
Don’t let bearing failures disrupt your operations. Contact us with your required model (22320MB, 22321MB, 22322MB, 22324MB/W33), application details, and quantity to receive a quote within 24 hours. With our ready stock and efficient delivery, you can minimize downtime and keep your machinery running smoothly.
Frequently Asked Questions
Q: Are these bearings genuine and traceable?
A: Yes, we are a professional manufacturer with strict quality control processes. All products are traceable through our production records and meet ISO standards.
Q: How do I confirm the right bearing model for my equipment?
A: Our technical team can assist with选型 based on your equipment specifications, load requirements, and operating conditions. Provide your machinery model or drawing for personalized support.
Q: What is your warranty policy?
A: We offer a 12-month warranty from the date of delivery, covering manufacturing defects. Qualified defective products can be replaced or refunded.
Q: What is the minimum order quantity?
A: Standard bearings have a 1 piece MOQ. Sample orders have no MOQ, and customized order quantities are negotiable.
Q: How long does shipping take?
A: Sample orders ship in 3-5 working days, bulk orders in 5-15 working days. Logistics time depends on your location and chosen shipping method.
Ready to order or need a quote?
Send your bearing designation, application details, and quantity — we’ll respond within 24 hours.
