Product Specifications
| Parameter |
Details |
| Model NO. |
22312 |
| Precision Rating |
P0, P6, P5, P4, P2 |
| Clearance |
C0, C3, C4 |
| Service |
OEM, ODM |
| Rolling Body |
Roller Bearings |
| The Number of Rows |
Double |
| Material |
Bearing Steel |
| Spherical |
Aligning Bearings |
| Load Direction |
Radial Bearing |
| Separated |
Unseparated |
| Specification |
70*150*51 mm |
| HS Code |
8482300000 |
Application Industries
| Industry |
Typical Equipment |
| Steel & Metallurgy |
Rolling Mills, Continuous Casters |
| Industrial Machinery |
Reducers, Gearboxes, Crushers |
| Mining & Construction |
Conveyors, Excavators, Heavy Load Machinery |
Minimize Downtime with Reliable Spherical Roller Bearing 22312 for Rolling Mills
Rolling mill operations face critical challenges when bearings fail prematurely—unplanned shutdowns disrupt production schedules, and replacing low-quality bearings repeatedly cuts into profit margins. Many buyers struggle with suppliers that impose high minimum order quantities or fail to deliver bearings that meet precision requirements, leading to mismatched components and increased maintenance costs.
Precision-Engineered 22312 Spherical Roller Bearing for Heavy-Duty Applications
Our Spherical Roller Bearing 22312 addresses these pain points with its robust design and flexible supply options. With precision grades from P0 to P4 and clearance options including C3, this bearing is tailored for rolling mills and other heavy machinery where alignment and load capacity are non-negotiable. Backed by decades of manufacturing experience, we support both standard orders with a 1-piece MOQ and custom OEM/ODM requirements, ensuring you get the right bearing when you need it.
Optimal Performance in Demanding Rolling Mill Environments
This 22312 Spherical Roller Bearing excels in high-load, high-vibration environments typical of rolling mills. Its double-row roller design and aligning capability accommodate shaft misalignment up to 2 degrees, reducing stress on machinery components. The radial load capacity makes it ideal for continuous operation under heavy loads, while the use of high-grade bearing steel ensures resistance to wear and fatigue, even in dusty or high-temperature conditions.
Key Technical Features That Ensure Longevity
The 22312 bearing’s precision rating directly impacts operational stability—P4 grade minimizes runout and vibration, critical for maintaining product quality in rolling processes. Clearance grade C3 provides extra internal space to accommodate thermal expansion, preventing overheating during prolonged use. The unseparated design simplifies installation and replacement, reducing downtime during maintenance. Constructed from high-quality bearing steel, this bearing delivers consistent performance under the rigorous demands of industrial applications, ensuring extended service life and reduced replacement frequency.
Why Choosing Quality Bearings Lowers Total Cost of Ownership
Investing in genuine, high-precision bearings like our 22312 model reduces long-term costs compared to cheaper alternatives. Counterfeit bearings often fail early, leading to production halts that cost far more than the initial savings on purchase price. Our bearings meet ISO industrial standards and undergo strict quality control, from raw material inspection to dimensional and performance testing in our in-house laboratory. This commitment to quality translates to fewer replacements, lower maintenance expenses, and uninterrupted production—ultimately lowering your total cost of ownership.
Our Commitment to Reliable Supply and Support
With over 18 years of experience supplying bearings to global markets, we stand behind our products with tangible guarantees. Our ISO 9001:2015 and ISO 14001 certifications ensure consistent quality management, while our professional R&D and QC teams oversee every production step. We offer a 12-month warranty on all bearings, with free replacements or refunds for qualified defects. For distributors and wholesalers, we provide free samples (freight borne by the customer) to verify performance before bulk orders. Our efficient production lines enable sample delivery in 3-5 working days and bulk orders in 5-15 working days, ensuring you meet tight production deadlines.
Packaging & Shipping
- Secure packaging with carton and pallet to prevent damage during transit
- Sample orders shipped within 3-5 working days; bulk orders within 5-15 working days
- Multiple logistics options available, including express (DHL, FedEx) and standard shipping
- Real-time tracking provided for all shipments
- Flexible order quantities: 1 piece MOQ for standard bearings, customized order quantities negotiable
Get Your 22312 Spherical Roller Bearing Today
Don’t let bearing issues disrupt your production. Whether you need a single replacement bearing or a bulk order for your rolling mill, we ensure prompt delivery and reliable performance. Send us your requirements—including quantity, precision grade, and clearance—and our technical team will provide a tailored quote within 24 hours.
Frequently Asked Questions
Q: Are these bearings genuine and traceable?
A: Yes, we maintain a strict supply chain with full traceability. All products meet ISO standards and are backed by our quality certifications.
Q: How do I confirm if the 22312 bearing fits my equipment?
A: Provide your equipment model or technical specifications, and our professional team will verify compatibility and offer选型 guidance.
Q: What is your warranty policy?
A: We offer a 12-month warranty from the date of delivery, covering manufacturing defects with free replacement or refund options.
Q: What is the minimum order quantity?
A: Standard bearings have a 1-piece MOQ. Customized orders can be negotiated based on specific requirements.
Q: How quickly can you ship the 22312 bearing?
A: Sample orders ship in 3-5 working days; bulk orders take 5-15 working days, depending on specifications.
Q: Do you provide technical support for installation?
A: Yes, our technical team offers free guidance on selection, installation, lubrication, and maintenance to ensure optimal performance.
Ready to order or need a quote?
Send your bearing designation, application details, and quantity — we’ll respond within 24 hours.
