Mining & Metallurgy
Crushers, mills, conveyors, and smelting equipment under heavy radial/axial loads.
<p>Boost industrial machinery uptime with the <strong>Double Row Cylindrical Roller Bearing Nu222-Ec M</strong>, engineered to deliver exceptional radial load capacity and precise operation in heavy-duty applications. Its C3 clearance ensures optimal thermal expansion accommodation, reducing friction-related wear during high-temperature operations—critical for maintaining production consistency in automotive and general machinery sectors.</p><ul><li>SKF-authorized quality with full traceability documentation, eliminating compliance hurdles in global supply chains</li><li>Separated inner/outer ring design allows easy mounting and dismounting, streamlining maintenance workflows</li><li>60-64 HRC hardness rating guarantees long service life under continuous load, minimizing unplanned downtime</li></ul>
Compatible with: Housings, adaptor sleeves, locking devices, SKF LGMT 2/3 grease, induction heaters, and SKF TMFT 36 fitting tools.
Formal quotation with SKF traceability cert within 24 hours · Sample orders available
24h Response
Quotation & Cert
60+ Countries
DDP/DAP/CIF
ISO 9001
Quality Certified
| Parameter | Value | Unit / Note |
|---|---|---|
| Bearing Series | -- | Cylindrical Roller Bearing |
| Bore Diameter (d) | -- | mm |
| Outer Diameter (D) | -- | mm |
| Width / Height (B) | -- | mm |
| Dynamic Load Rating (C) | -- | kN |
| Static Load Rating (Câ‚€) | -- | kN |
| Fatigue Limit Load (Pu) | -- | kN |
| Reference Speed | -- | r/min |
| Limiting Speed | -- | r/min |
| Mass | -- | kg |
| Clearance Class | C3 | ISO 281 |
| Cage Material | -- | -- |
| Sealing / Shield | -- | -- |
| Lubrication | Grease / Oil bath | -- |
| Operating Temp. Range | −30 to +120 °C | -- |
| Vibration Level | SKF E1 / Standard | -- |
| Misalignment Tolerance | -- | ° |
| Fit Recommendation (shaft) | -- | ISO |
| Fit Recommendation (housing) | -- | ISO |
| Replacement / Cross Ref. | -- | -- |
Engineered for demanding industrial environments, this SKF bearing series delivers reliable performance across a wide range of heavy-duty and precision applications.
Crushers, mills, conveyors, and smelting equipment under heavy radial/axial loads.
Wind turbines, generators, gearboxes, and turbine main shafts.
Cranes, presses, rolling mills, and large industrial gearboxes.
Ship propulsion systems, deck machinery, and offshore platforms.
Kiln drives, ball mills, bucket elevators, and vibrating screens.
Paper machine rolls, dryer sections, and calender rolls.
Need Application Advice?
SKF-Certified Engineer
Selection · Failure analysis · Technical support
Every SKF bearing supplied by Dunyu Bearings adheres to SKF's global engineering standards -- from material science and heat treatment to precision tolerancing and noise classification.
Optimized internal geometry reduces friction and heat generation, extending service life by up to 50% compared to conventional designs. Ideal for high-speed and high-temperature applications.
Manufactured to ISO P0-P6 tolerance classes. Dimensional accuracy and running accuracy are 100% verified before shipment, with full batch traceability records.
Comprehensive sealing options: open, shielded (Z/2Z), rubber sealed (RS/2RS), and labyrinth variants. SKF V-rings and radial shaft seals available as integrated solutions.
LGMT 2/3 general purpose grease for most applications. LGEP 2 for heavy loads, LGHP 2 for high temperatures. SKF automatic lubricators (SYSTEM 24) for continuous re-lubrication.
Correct mounting is critical. SKF TMFT 36 fitting tool kit, induction heaters (TIH 030M/100M), and laser alignment tools ensure damage-free installation and maximum service life.
SKF Microlog and Enlight sensors for vibration, temperature, and speed monitoring. Enable predictive maintenance strategies to minimize unplanned downtime and optimize bearing replacement intervals.
| Parameter | Details |
|---|---|
| Model NO. | Double Row Cylindrical Roller Bearing |
| Outer Dimension | Medium and Large(120-190mm) |
| Material | Bearing Steel |
| Spherical | Non-Aligning Bearings |
| Load Direction | Axial Bearing |
| Separated | Separated |
| Clearance | C0 C2 C3 C4 C5 |
| Cage | Brass, Steel |
| Vibration | Z1V1 Z2V2 Z3V3 |
| Hardness | 60-64 HRC |
| Transport Package | Carton Pallet |
| HS Code | 8482800000 |
| Industry | Typical Equipment |
|---|---|
| General Machinery | Electric Motors, Gearboxes, Pumps, Compressors |
| Manufacturing | CNC Machine Tools, Conveyors, Material Handling Equipment |
| Industrial Processing | Rolling Mills, Mixers, Extruders |
Production lines face constant risks from bearing failures—counterfeit products with poor material quality cause premature breakdowns, while multi-tier distribution channels delay critical replacements. When a bearing fails in key machinery like electric motors or gearboxes, the average factory loses 8-12 production hours waiting for parts, not counting repair costs.
As an official SKF authorized distributor, we provide the Double Row Cylindrical Roller Bearing Nu222-Ec M with C3 Clearance, designed for industrial machinery requiring high radial load capacity and precise operation. Our centralized warehouse maintains large inventories, ensuring we can fulfill orders for this critical component without the typical 30-50% lead time delays of traditional distribution networks. This bearing excels in applications like motor spindles and gearboxes, where its separated design allows easy mounting and dismounting during maintenance.
The Nu222-Ec M C3 Clearance Bearing is engineered to handle medium to large radial loads (120-190mm outer dimension range) in continuous operation. Its non-aligning design ensures stability in machinery with fixed shafts, while the C3 clearance provides thermal expansion allowance—essential for equipment operating at variable temperatures. Whether in high-speed conveyors or heavy-duty mixers, this bearing maintains consistent performance under the stress of industrial environments, reducing unplanned downtime.
The bearing’s 60-64 HRC hardness ensures resistance to wear and deformation under heavy loads, extending service life compared to lower-grade alternatives. Available cage options—brass for high-temperature stability and steel for cost-effective durability—allow customization to specific operating conditions. Vibration grades Z1V1 to Z3V3 meet strict noise and smoothness requirements, critical for precision manufacturing equipment. The separated inner and outer rings simplify installation, reducing maintenance time and labor costs during replacements.
Counterfeit bearings often fail within 30-50% of the expected service life of genuine SKF products, leading to repeated replacements and unplanned downtime. A single bearing failure in a critical production line can cost $10,000-$50,000 in lost output, not including repair parts and labor. Our SKF Authorized Cylindrical Roller Bearings come with full traceability documentation, ensuring compliance with export customs requirements and eliminating quality liability disputes. Investing in genuine components reduces total cost of ownership by minimizing failure-related expenses.
With ISO 9001 certification and alignment with SKF global standards, our quality management system includes full-process inspections from warehouse storage to pre-shipment testing. We serve 60+ countries worldwide, supported by a SKF-certified technical team that provides application-specific guidance—from model selection to failure analysis. Our vertical distribution model eliminates middlemen, ensuring batch consistency and stable delivery cycles that synchronize with your production scheduling. Dedicated account managers track every order, providing real-time visibility from inventory check to door-to-door logistics.
Every hour of equipment downtime erodes your profit margin. Whether you need a single Nu222-Ec M bearing for emergency repair or a bulk order for planned maintenance, we ensure fast delivery of genuine SKF components. Send your request now to avoid production delays caused by counterfeit parts or unreliable suppliers.
Q: Are these genuine SKF bearings?
A: Yes, we are an official SKF authorized distributor. Every bearing comes with certification and full traceability documentation to verify authenticity.
Q: How do I confirm if the Nu222-Ec M with C3 clearance is suitable for my equipment?
A: Provide your machinery model, operating speed, load conditions, and temperature range. Our SKF-certified technical team will verify compatibility at no cost.
Q: What is your warranty policy?
A: All bearings come with SKF's standard manufacturer warranty, covering defects in materials and workmanship. We provide full support for warranty claims and replacements.
Q: What is the minimum order quantity?
A: We accept orders for 1 unit, supporting both emergency repairs and small-batch procurement needs.
Q: How quickly can you ship the Nu222-Ec M bearing?
A: In-stock items ship within 3-7 business days. We offer expedited shipping options for urgent requirements.
Q: How can I verify the bearing's authenticity upon receipt?
A: Check the packaging for SKF's holographic labels, laser-etched part numbers on the bearing rings, and scan the QR code to access traceability records. We also provide official authorization documents with each order.
Ready to order or need a quote?
Send your bearing designation, application details, and quantity — we'll respond within 24 hours.
As an officially authorized SKF distributor, every bearing we supply carries full documentation from SKF's global manufacturing network -- with complete batch traceability from factory to your facility.
Every shipment includes official SKF certification of origin, verifying product authenticity and manufacturing source.
Full production batch traceability maintained for minimum 5 years. Enables quality audit and failure investigation.
Verified annually by SKF. Our authorized status can be confirmed directly through the SKF distributor verification system.
All products carry SKF manufacturer warranty. Defective products are replaced or refunded -- no questions asked.
SKF QR code and holographic seal on every package. Verify authenticity instantly via SKF's official verification portal.
Authorized Distributor
Shanghai Dunyu Bearing
Official SKF Authorized Distributor
ISO 9001
SKF Authorized
Full Traceability
All products shipped in original SKF packaging with anti-counterfeit seal, QR code, and batch label intact.
Standard export carton for small orders. Custom wooden crates with moisture-proof lining for large/heavy shipments.
Sea freight (FCL/LCL), air freight, and express (DHL/FedEx/UPS). DDP, DAP, CIF, FOB terms all supported.
In-stock items: 1-3 days dispatch. Air freight: 3-7 days door-to-door. Sea freight: 15-35 days by destination.
| Region | Mode | Transit Time | Incoterms |
|---|---|---|---|
| Europe | Sea / Air / Express | 15-25d / 5-7d / 3-5d | DDP · DAP · CIF · FOB |
| North America | Sea / Air / Express | 20-30d / 5-8d / 3-5d | DDP · DAP · CIF · FOB |
| Southeast Asia | Sea / Air / Express | 7-15d / 3-5d / 2-4d | DDP · DAP · CIF · FOB |
| Middle East | Sea / Air / Express | 15-25d / 4-7d / 3-5d | DDP · DAP · CIF · FOB |
| Other Regions | Sea / Air / Express | Upon Confirmation | FOB · CIF · Negotiable |
Every product we supply comes with original SKF packaging including an anti-counterfeit holographic seal and QR code. You can scan the QR code on the SKF official website to verify authenticity. We also provide the SKF Certificate of Origin with every shipment, and our authorized distributor status can be verified directly through SKF's global distributor portal.
There is no strict minimum order quantity for standard catalog items. We support single-piece sample orders for testing and evaluation. For bulk procurement and long-term supply programs, we offer preferential pricing and dedicated inventory reservation. Contact our sales team for a customized procurement plan.
We guarantee a formal quotation with full SKF traceability certification within 24 business hours of receiving your inquiry. For urgent requirements, our team can typically respond within 2 hours during business hours (Mon-Sat, 9:00-18:00 GMT+8). Contact us via WhatsApp for fastest response.
Yes, we fully support DDP, DAP, CIF, and FOB incoterms across 60+ countries. Our logistics team handles all export documentation, customs clearance, and last-mile delivery. We work with leading freight forwarders and express carriers (DHL, FedEx, UPS) to ensure reliable and timely delivery.
Absolutely. Our SKF-certified engineers provide comprehensive technical support including bearing selection, application analysis, failure investigation, and lubrication planning. We can also assist with housing selection, mounting tool recommendations, and condition monitoring solutions. Technical support is available 24/7 via email and WhatsApp.
We accept T/T (bank transfer), L/C (letter of credit) for large orders, and Western Union. Standard terms are 30% deposit with 70% balance before shipment. For established long-term customers with framework agreements, we offer net payment terms. All transactions are conducted in USD or EUR.
All products carry the full SKF manufacturer warranty. In the unlikely event of a defective product, we will arrange replacement or full refund -- no questions asked. Our quality team will also conduct a failure analysis to identify the root cause and prevent recurrence. Please retain the original packaging and documentation for warranty claims.
Still have questions? Chat with our SKF engineers →
Send us your bearing model, quantity, and delivery requirements. Our SKF-certified team will respond with a formal quotation, traceability certificate, and logistics plan.