Product Specifications
| Parameter |
Details |
| Model NO. |
617, 618, 619, 623, 627, 637, 638 |
| Product Name |
Deep Groove Ball Bearing |
| Precision Rating |
P0, P6, P5, P4, P2 |
| Load Direction |
Radial Bearings and Axial Bearings |
| Lubrication |
Grease or Oil |
| Vibration |
Z1V1, Z2V2, Z3V3 |
| Specification |
3×6×2mm |
| Trademark |
SKF |
| Origin |
Japan |
| HS Code |
8482102000 |
| Stock |
Rich Stock |
| Separated |
Unseparated |
| 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 |
| Package Size |
0.30cm × 0.60cm × 0.20cm |
| Package Gross Weight |
0.020kg |
Application Industries
| Industry |
Typical Equipment |
| Automobile |
Transmission systems, wheel hubs, electric motors |
| Mining |
Crushers, conveyors, drilling equipment |
| Metallurgy |
Rolling mills, continuous casters, furnace mechanisms |
Reduce Downtime with Genuine SKF 617-638 Series Deep Groove Ball Bearings
Equipment failures in mining and automobile production often trace back to bearing issues—premature wear from substandard components, mismatched precision leading to vibration, or delayed deliveries interrupting maintenance schedules. When a single bearing failure halts a production line, the costs add up quickly: lost output, emergency repair fees, and missed deadlines.
Genuine SKF Bearings in Stock for Immediate Dispatch
As an official SKF distributor, we solve these challenges with our 617-638 Series Deep Groove Ball Bearings. These bearings combine European precision with our large centralized inventory, ensuring you get the right part when you need it. Whether for automobile transmission systems or mining crushers, our cross-brand technical team can confirm compatibility and deliver within your project timeline.
Engineered for Demanding Industrial Environments
The 617-638 Series thrives in harsh conditions—from the high radial loads of rolling mills to the mixed radial-axial forces in mining equipment. With precision ratings from P0 to P2, these bearings minimize vibration (Z1V1 to Z3V3 classes) and maintain performance under variable lubrication (grease or oil). In metallurgy applications, their unseparated design ensures reliability during continuous operation, reducing the risk of unexpected shutdowns.
Precision and Load Capacity: Key to Long Service Life
Three technical features define the 617-638 Series’ performance: precision class, vibration control, and load direction capability. P2 precision (the highest in this range) ensures minimal runout, critical for high-speed automobile motors. Z3V3 vibration ratings reduce noise and heat buildup in mining conveyors, extending bearing life by up to 30% compared to standard components. The ability to handle both radial and axial loads makes these bearings versatile for multi-purpose industrial machinery, eliminating the need for separate bearing types in complex systems.
Why Authenticity Matters for Total Cost of Ownership
Counterfeit bearings may cost less upfront, but they often fail within months—resulting in repeated replacements and unplanned downtime. Our genuine SKF 638 Series Bearings for Mining come with full traceability, meeting ISO 9001 quality standards. In steel plant applications, this translates to predictable maintenance cycles and lower long-term costs. A single authentic bearing can outlast three counterfeit alternatives, delivering better value despite the initial price difference.
Our Commitment to Reliable Supply
With 1,200+ clients across 55+ countries, we’ve built our reputation on four pillars: official SKF authorization (each bearing includes verifiable documentation), a unified ISO 9001 inspection process (100% quality check before shipment), large centralized stock (reducing lead times to days, not weeks), and a cross-brand technical team (available for选型 support within 0.5 hours). We serve large mining EPC teams and steel plant procurement departments, ensuring stable supply for both scheduled maintenance and emergency repairs.
Packaging & Shipping
- Original SKF packaging with anti-counterfeit labels, secured in wooden or carton pallets for transit protection
- Stock items dispatched within 3-7 working days, with priority processing for urgent orders
- Flexible logistics options: Express (DHL/FedEx), road, train, air, or sea freight to 55+ countries
- Real-time tracking provided for all shipments, with dedicated support for customs clearance
- Minimum order quantity: 1 unit, supporting small-batch maintenance and large-scale project procurement
Get Your Bearings Delivered Faster
Don’t let bearing delays slow your operations. Send us your required model (e.g., 638 Series), application details (mining crusher, rolling mill, etc.), and quantity. Our team will confirm availability and provide a quote within 24 hours, ensuring you receive genuine SKF bearings when you need them most.
Frequently Asked Questions
Q: Are these genuine SKF bearings?
A: Yes, we are an official SKF authorized distributor. Every bearing comes with original packaging and traceable documentation to verify authenticity.
Q: How do I confirm the right bearing model for my equipment?
A: Provide your equipment model or operating parameters (load, speed, temperature), and our technical team will recommend the correct 617-638 Series variant at no cost.
Q: What is your warranty policy?
A: All bearings come with SKF’s standard warranty, covering manufacturing defects. We offer free replacement for verified quality issues.
Q: What is the minimum order quantity?
A: We accept orders for 1 unit, ideal for emergency repairs or small-scale maintenance.
Q: How long does shipping take to Australia or Saudi Arabia?
A: Stock items typically arrive in 3-7 days via express (DHL/FedEx) to major cities; sea freight options are available for large orders.
Q: How can I verify if a bearing is counterfeit?
A: Check for SKF’s holographic label, laser-etched part numbers, and scan the QR code on packaging. We provide full certification documents upon request.
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