Mining & Metallurgy
Crushers, mills, conveyors, and smelting equipment under heavy radial/axial loads.
<p>Ensure smooth, quiet operation even at high speeds with SKF Deep Groove Ball Bearings—engineered for automotive applications demanding reliability and precision. These 618, 619, and 624 series bearings deliver consistent performance with P0-P2 precision ratings and Z1V1-Z3V3 vibration control, solving common issues with unstable supply chains through our authorized distribution and global logistics network. <strong>100% genuine SKF</strong> with full traceability documentation, backed by a certified technical team for seamless integration into your production line.</p> <ul> <li>Low noise design minimizes operational disruptions in vehicle systems</li> <li>Rich stock ensures fast emergency delivery to keep production on schedule</li> <li>Grease or oil lubrication flexibility适应多样化工况需求</li> <li>Sample testing available for quality verification before full-scale orders</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 | -- | Deep Groove Ball Bearings |
| Bore Diameter (d) | -- | mm |
| Outer Diameter (D) | -- | mm |
| Width / Height (B) | -- | mm |
| Dynamic Load Rating (C) | -- | kN |
| Static Load Rating (C₀) | -- | 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. | 618, 619, 624, 637, 638 |
| Product Name | Deep Groove Ball Bearing |
| Trademark | SKF |
| Precision Rating | P0 P6 P5 P4 P2 |
| Vibration | Z1V1 Z2V2 Z3V3 |
| Load Direction | Radial Bearings and Axial Bearings |
| Separated | Unseparated |
| Lubrication | Grease or Oil |
| Specification | 8*22*7mm |
| Origin | Japan |
| HS Code | 8482102000 |
| Stock | Rich Stock |
| Service | OEM ODM |
| Response Time | Less Than 0.5h |
| on-Time Delivery | 100.0% |
| Sample | Available |
| Delivery | by Express, Road, Train, Air, Sea |
| Transport Package | Wooden/ Carton Pallet |
| Production Capacity | 2000000 |
| Industry | Typical Equipment |
|---|---|
| Automotive | Engine components, transmission systems, wheel hubs |
| Rolling Mill | Roller assemblies, conveyor systems |
| Mine | Crushers, drilling equipment, material handlers |
| Metallurgy | Continuous casting machines, hot rolling mills |
Automotive OEMs and maintenance teams face recurring challenges with bearing procurement: counterfeit products from unauthorized channels cause premature failures, multi-tier distribution delays disrupt production schedules, and lack of technical support leads to installation errors. These issues not only increase operational costs but also risk critical equipment downtime during peak manufacturing periods.
Our SKF Deep Groove Ball Bearings are engineered to address these pain points directly. As an official SKF distributor, we ensure 100% genuine products with full traceability documentation, eliminating customs clearance obstacles and quality disputes. With a large centralized warehouse, we maintain rich stock of 618, 619, and 624 series bearings, enabling fast emergency delivery to keep your automotive production lines running. These bearings deliver exceptional low noise operation and high speed capabilities, making them ideal for precision automotive applications where reliability is non-negotiable.
SKF 618, 619, and 624 Deep Groove Ball Bearings excel in high-speed automotive environments, such as electric motor drives and transmission systems. Designed to handle both radial and axial loads, they maintain stability under continuous operation, reducing vibration and extending equipment lifespan. The Z1V1 to Z3V3 vibration classes ensure minimal noise output—critical for passenger comfort and regulatory compliance in modern vehicles. Whether used in passenger cars or commercial vehicles, these bearings provide consistent performance across temperature variations and operational stresses.
The performance of these bearings is defined by precise engineering parameters. The P0 to P2 precision ratings allow customization based on application requirements—from general industrial use (P0) to high-precision automotive assemblies (P2), where reduced runout and tighter tolerances are essential. The 8*22*7mm specification balances compact design with load-bearing capacity, making it suitable for space-constrained automotive components. Available with grease or oil lubrication, these bearings adapt to different operating conditions, while the unseparated design simplifies installation and maintenance. The combination of precision manufacturing and SKF's material science ensures optimal load distribution and friction reduction, directly contributing to energy efficiency in vehicle operation.
Choosing genuine SKF bearings over counterfeit alternatives delivers long-term value through reduced total cost of ownership. Counterfeit bearings often fail prematurely—up to 50% faster in high-speed applications—leading to unplanned downtime, repair costs, and potential damage to adjacent components. In contrast, our authentic SKF bearings, compliant with ISO 9001 and SKF global standards, provide predictable service life and consistent performance. The full traceability documentation we provide ensures compliance with export requirements and quality audits, avoiding costly delays in international shipments. By investing in genuine bearings, automotive manufacturers reduce maintenance frequency, extend equipment life, and protect their brand reputation for reliability.
As an official SKF distributor with operations in 60+ countries, we stand behind every bearing we supply. Our full-process quality management system includes incoming inspections and pre-shipment verification, ensuring each product meets SKF's strict standards. Our SKF-certified technical team provides personalized support—from model selection based on operating conditions to installation guidance and failure analysis—eliminating the need for third-party technical services. With a 100% on-time delivery record and 0.5-hour response time, we ensure your production schedules stay on track. We support OEM requirements with customized supply schemes, including sample testing, small-batch trials, and long-term inventory reservations, making us the preferred partner for automotive manufacturers worldwide.
Don’t let bearing issues disrupt your automotive production. Send us your model list, application parameters, and order volume to receive a formal quotation with brand authorization within 24 hours. Our sample testing service allows you to verify performance before full-scale production, ensuring perfect compatibility with your equipment. With rich stock and fast delivery, we minimize lead times and keep your lines operational.
Q: Are these genuine SKF bearings?
A: Yes, we are an official SKF authorized distributor. Every bearing comes with full traceability documentation and brand certification to confirm authenticity.
Q: How do I confirm the correct bearing model for my automotive application?
A: Provide your equipment model, operating speed, load requirements, and temperature conditions. Our SKF-certified technical team will assist with model selection and compatibility verification at no cost.
Q: What is your warranty policy?
A: We offer the full SKF manufacturer warranty. Any bearings found to have manufacturing defects will be replaced unconditionally.
Q: What is the minimum order quantity?
A: We accept orders for 1 piece to support emergency maintenance needs, with preferential pricing for bulk OEM orders.
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.