Mining & Metallurgy
Crushers, mills, conveyors, and smelting equipment under heavy radial/axial loads.
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100% Genuine SKF
Full Traceability
ISO 9001 Certified
SKF Authorized
Angular Contact Bearing
Double Row Angular Contact Ball Bearing 3308 A/C3 High Rigidity for Machine Tool Spindles
Double Row Angular Contact Ball Bearing 3308 A/C3 High Rigidity for Machine Tool Spindles
In Stock · Ready to Ship
<p>Boost machine tool spindle performance with the <strong>Double Row Angular Contact Ball Bearing 3308 A/C3</strong>, engineered for high rigidity that minimizes vibration during precision machining. This SKF bearing ensures consistent load distribution across both rows, delivering the stability needed for continuous production runs without compromising accuracy.</p> <ul> <li>AC3 clearance rating optimized for thermal expansion management in high-speed spindle applications</li> <li>Steel cage construction enhances durability under heavy radial and axial loads common in metalworking operations</li> <li>Full traceability documentation included to streamline compliance and avoid delays in critical production timelines</li> </ul>
Bore (d)
--
Outer Dia. (D)
--
Width (B)
--
Dynamic C
--
Static Câ‚€
--
Speed Limit
--
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
Full Specifications
Complete Technical Parameters
Double Row Angular Contact Ball Bearing 3308 A/C3 High Rigidity for Machine Tool Spindles -- Parameter Sheet
SKF · Angular Contact Bearing
| Parameter | Value | Unit / Note |
|---|---|---|
| Bearing Series | -- | Angular Contact 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. | -- | -- |
* All specifications are reference values. Contact our SKF engineers for application-specific confirmation.
Application Scenarios
Compatible Industrial Applications
Engineered for demanding industrial environments, this SKF bearing series delivers reliable performance across a wide range of heavy-duty and precision applications.
Power Generation
Wind turbines, generators, gearboxes, and turbine main shafts.
Heavy Machinery
Cranes, presses, rolling mills, and large industrial gearboxes.
Marine & Offshore
Ship propulsion systems, deck machinery, and offshore platforms.
Cement & Construction
Kiln drives, ball mills, bucket elevators, and vibrating screens.
Pulp & Paper
Paper machine rolls, dryer sections, and calender rolls.
Full Portfolio
One-Stop SKF Supporting Solutions
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Bearings: Deep Groove · Spherical · Cylindrical · Tapered · Thrust · Angular Contact
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Sealing: Radial shaft seals · V-rings · Labyrinth seals · Bearing isolators
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Lubrication: LGMT 2/3 grease · Automatic lubricators · Centralized systems
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Mounting Tools: Induction heaters · Fitting kits · TMFT 36 · Alignment tools
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Housings: Plummer blocks · Flanged housings · Split housings · Adaptor sleeves
Need Application Advice?
SKF-Certified Engineer
Selection · Failure analysis · Technical support
Technical Expertise
SKF Global Standards & Supporting Solutions
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.
Internal Design
SKF E1 Geometry
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.
ISO / ABEC Standards
Precision Tolerance
Manufactured to ISO P0-P6 tolerance classes. Dimensional accuracy and running accuracy are 100% verified before shipment, with full batch traceability records.
SKF Sealing Systems
Sealing Solutions
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.
SKF Lubrication Systems
Lubrication Planning
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.
SKF Maintenance Tools
Mounting & Alignment
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.
Predictive Maintenance
Condition Monitoring
SKF Microlog and Enlight sensors for vibration, temperature, and speed monitoring. Enable predictive maintenance strategies to minimize unplanned downtime and optimize bearing replacement intervals.
Product Details
Product Specifications
| Parameter | Details |
|---|---|
| Model NO. | Double Row Angular Contact Ball Bearing |
| Separated | Separated |
| Rows Number | Double |
| Load Direction | Radial Bearing |
| Material | Bearing Steel |
| Precision Rating | P0 P2 P4 P5 P6 |
| Type | Ball |
| Structure | Angular Contact |
| Cage | Steel Cage.Copper Cage.Nylon Cage |
| Lubrication | Oil Grease |
| Trademark | SKF |
| Origin | Jiangsu China |
Application Industries
| Industry | Typical Equipment |
|---|---|
| Manufacturing | CNC Machine Tools, Precision Spindles, Lathes, Milling Machines |
| Industrial Machinery | Grinders, Boring Machines, Machining Centers |
Machine Tool Spindles Need Reliable Bearings — Avoid Costly Downtime with SKF 3308 A/C3
Machine tool operators know the frustration: spindle bearings failing prematurely due to counterfeit parts, causing production halts and missed deadlines. Multi-tier distribution channels often stretch delivery times by 30–50%, making it hard to align with maintenance schedules. Even worse, unclear traceability documents create customs clearance delays and quality disputes that eat into profits.
SKF 3308 A/C3 Double Row Angular Contact Bearing: High Rigidity for Critical Spindle Performance
Our SKF 3308 A/C3 Double Row Angular Contact Ball Bearing addresses these challenges directly. As an official SKF distributor, we ensure full traceability from production to delivery, eliminating counterfeit risks. With a large centralized warehouse, we maintain stock for fast emergency delivery, keeping your machine tools operational. The high rigidity design makes it ideal for machine tool spindles, where precision and stability directly impact machining accuracy.
Engineered for High-Speed, Heavy-Load Spindle Applications
This Angular Contact Ball Bearing for Machine Tool Spindles excels in high-speed rotational environments typical of CNC machines and precision lathes. Its double row structure provides superior radial and axial load capacity, while the C3 clearance class ensures optimal performance under thermal expansion conditions. Whether machining hard metals or running continuous production cycles, this bearing maintains stability to prevent vibration-related defects in finished parts.
Technical Features That Deliver Consistent Performance
The SKF 3308 A/C3 Double Row Bearing incorporates precision engineering critical for spindle reliability. Available precision ratings from P0 to P4 allow customization based on application requirements—P4 grade, for example, minimizes runout to maintain tight tolerances in high-precision grinding. The steel, copper, or nylon cage options accommodate different speed and temperature needs: steel cages handle higher temperatures, while nylon cages reduce noise in moderate-speed applications. Lubrication with oil or grease ensures adaptability to various operating conditions, extending maintenance intervals.
Why Genuine SKF Bearings Reduce Total Cost of Ownership
Choosing genuine SKF 3308 A/C3 over gray-market alternatives lowers long-term costs significantly. Counterfeit bearings often fail within 30% of the expected service life, leading to unplanned downtime, replacement labor, and scrapped workpieces. In contrast, our 100% genuine SKF bearings, certified to ISO 9001 and SKF global standards, deliver predictable performance—reducing maintenance frequency and extending spindle life. Full traceability documentation also streamlines export compliance, avoiding customs holds that delay production for international clients.
Your Trusted Partner for OEM Bearing Supply
As Shanghai Dunyu Bearing, an official SKF distributor, we back every bearing with tangible commitments: official authorization ensuring full supply chain traceability, with certification documents provided for each order. Our ISO 9001-compliant quality management includes pre-shipment inspection to verify dimensions and performance. With a SKF-certified technical team, we offer free model selection support based on your spindle speed, load, and operating temperature. Serving over 60 countries, we provide global door-to-door logistics, with dedicated account managers tracking orders from warehouse to delivery.
Packaging & Shipping
- Original SKF packaging with product certification and traceability documents
- Stock items shipped within 3–7 business days
- Flexible logistics options: DHL, FedEx, UPS, air freight, or sea freight
- Real-time tracking number provided upon dispatch
- Minimum order quantity: 1 piece, supporting emergency repairs and small-batch needs
Get Your SKF 3308 A/C3 Bearing Shipped Fast
Don’t let spindle downtime impact your production schedule. Send us your bearing model, spindle specifications, and required quantity today—our team will issue a formal quotation with certification within 24 hours. With our stock availability, you can have the SKF 3308 A/C3 bearing delivered quickly to minimize machine idle time.
Frequently Asked Questions
Q: Are these genuine SKF bearings?
A: Yes, we are an official SKF authorized distributor. Every bearing comes with full traceability documentation and brand authorization certificates to verify authenticity.
Q: How do I confirm if the 3308 A/C3 is suitable for my machine tool spindle?
A: Provide your spindle model, operating speed, load conditions, and temperature range. Our SKF-certified technical team will conduct a free compatibility check to ensure optimal selection.
Q: What is the warranty policy?
A: All bearings come with SKF's original manufacturer warranty, covering manufacturing defects. We provide full after-sales support for warranty claims and replacements.
Q: What is the minimum order quantity?
A: We accept orders starting from 1 piece, making it easy to source both emergency replacements and small-batch requirements.
Q: How long does shipping take?
A: In-stock bearings are shipped within 3–7 business days. We offer DHL, FedEx, UPS, air, and sea freight options to match your delivery timeline.
Q: How can I verify the bearing's authenticity?
A: Each bearing includes SKF's original packaging withé˜²ä¼ªæ ‡ç¾ (anti-counterfeit label), laser-etched part numbers, and batch codes. We also provide official traceability documents that can be verified through SKF's global database.
Ready to order or need a quote?
Send your bearing designation, application details, and quantity — we'll respond within 24 hours.
Authenticity & Warranty
Genuine SKF Traceability & Quality Commitment
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.
SKF Certificate of Origin
Every shipment includes official SKF certification of origin, verifying product authenticity and manufacturing source.
Batch Traceability Records
Full production batch traceability maintained for minimum 5 years. Enables quality audit and failure investigation.
SKF Authorized Distributor Status
Verified annually by SKF. Our authorized status can be confirmed directly through the SKF distributor verification system.
Quality Warranty
All products carry SKF manufacturer warranty. Defective products are replaced or refunded -- no questions asked.
Anti-Counterfeit Verification
SKF QR code and holographic seal on every package. Verify authenticity instantly via SKF's official verification portal.
Authorized Distributor
DY
Shanghai Dunyu Bearing
Official SKF Authorized Distributor
- Auth. Since
- 2010+
- Quality Std.
- ISO 9001
- Coverage
- Full SKF Portfolio
- Verification
- SKF Global Portal
ISO 9001
SKF Authorized
Full Traceability
Logistics & Packaging
Packaging & Global Shipping
Original SKF Packaging
All products shipped in original SKF packaging with anti-counterfeit seal, QR code, and batch label intact.
Export Carton + Wooden Crate
Standard export carton for small orders. Custom wooden crates with moisture-proof lining for large/heavy shipments.
Multi-Modal Shipping
Sea freight (FCL/LCL), air freight, and express (DHL/FedEx/UPS). DDP, DAP, CIF, FOB terms all supported.
Delivery Timeline
In-stock items: 1-3 days dispatch. Air freight: 3-7 days door-to-door. Sea freight: 15-35 days by destination.
Shipping Terms & Regions
| 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 |
Related Products
Related Models & Supporting Components
FAQ
Frequently Asked Questions
How do I verify the product is 100% genuine SKF?
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.
What is the minimum order quantity (MOQ)?
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.
How long does it take to receive a formal quotation?
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.
Do you support DDP (Delivered Duty Paid) shipping?
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.
Can you provide technical support for bearing selection?
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.
What are the payment terms?
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.
What happens if I receive a defective product?
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 →
Start Your Procurement
Get a Formal Quote
Within 24 Hours.
Send us your bearing model, quantity, and delivery requirements. Our SKF-certified team will respond with a formal quotation, traceability certificate, and logistics plan.
- 100% Genuine SKF with Certificate of Origin
- Formal quotation within 24 hours
- Sample orders & bulk supply supported
- DDP/DAP/CIF to 60+ countries
- Dedicated SKF-certified account manager
Send Inquiry -- SKF Bearing Specialist Online