Mining & Metallurgy
Crushers, mills, conveyors, and smelting equipment under heavy radial/axial loads.
<p>Ensure your heavy machinery and automobile applications run with uncompromising precision using the <strong>Double Row Angular Contact Ball Bearing 3317-a</strong>—engineered to deliver exceptional radial and axial load handling for critical industrial operations. As an official SKF authorized distributor, we guarantee 100% genuine SKF bearings with full traceability documentation, eliminating compliance hurdles and counterfeit risks.</p> <ul> <li>Steel cage construction ensures superior durability under high-speed rotation and heavy load conditions, extending service life in demanding environments</li> <li>Precision rating options (P0-P6) allow customization to exact performance requirements, reducing vibration and minimizing maintenance downtime</li> <li>Double row angular contact design provides enhanced rigidity and alignment accuracy, ideal for automotive transmissions and heavy machinery gearboxes</li> </ul> <p>Backed by SKF-certified technical support and our centralized warehouse network, this bearing delivers consistent batch quality and reliable supply to keep your production lines running smoothly.</p>
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 | -- | 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. | -- | -- |
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 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 |
| Transport Package | Carton Pallet |
| Trademark | SKF |
| Origin | Jiangsu China |
| Industry | Typical Equipment |
|---|---|
| Automotive | Transmission Systems, Steering Mechanisms, Wheel Hubs |
| Heavy Machinery | Construction Equipment, Mining Machinery, Agricultural Machinery |
| Industrial Manufacturing | Machine Tools, Gearboxes, Pumps and Compressors |
OEM manufacturers across automotive and heavy machinery sectors face critical challenges with bearing procurement—counterfeit products causing premature failures, delivery delays disrupting production schedules, and technical gaps leading to unplanned downtime. When a single bearing failure halts a production line, the costs quickly escalate beyond replacement parts.
As an official SKF authorized distributor, we provide 100% genuine Double Row Angular Contact Ball Bearing 3317-a with complete traceability documentation. Our large centralized warehouse ensures stable bulk supply, while our streamlined distribution channel eliminates multi-tier delays. This means your heavy machinery and automobile assembly lines get the right bearings when they need them, reducing production interruptions.
The SKF 3317-a Double Row Angular Contact Ball Bearing is designed to handle combined radial and axial loads in demanding applications. Its double row structure provides high rigidity and axial stiffness, making it ideal for heavy machinery under continuous operation. Whether in construction equipment subject to shock loads or automotive transmissions requiring precise motion control, this bearing delivers consistent performance in high-torque, medium-speed environments.
The bearing's steel cage construction enhances durability and heat resistance, critical for maintaining integrity in high-temperature industrial settings. Available precision ratings from P0 to P2 allow customization to specific application requirements—P2 grade for precision machinery where minimal runout is essential, and P0 for general industrial use. The separated design facilitates easy mounting and dismounting, simplifying maintenance processes and reducing downtime during service intervals. With bearing steel material, it offers excellent wear resistance, extending service life in abrasive conditions.
Non-genuine bearings often fail 30-50% earlier than genuine SKF products, leading to repeated replacements and unplanned production stops. The hidden costs—including labor for repairs, lost output, and potential damage to adjacent components—far exceed the initial savings of counterfeit parts. Our SKF 3317-a bearings comply with ISO 9001 and SKF global standards, ensuring batch consistency and performance reliability that lowers your total cost of ownership over time.
With over [X] years serving 60+ countries, we bring proven expertise to your supply chain. Our SKF-certified technical team provides personalized support—from model selection based on working conditions to installation guidance and failure analysis. Every bearing comes with official authorization and traceability certificates, eliminating customs clearance obstacles. We maintain dedicated inventory for long-term partners and offer global door-to-door logistics, ensuring your production lines stay operational with minimal inventory holding costs.
Don’t let bearing issues slow your production. Send us your model list, application parameters, and order volume to receive a formal quotation within 24 hours. Our sample testing and small-batch trial options let you verify quality before full production orders, ensuring perfect compatibility with your equipment.
Q: Are these genuine SKF bearings?
A: Yes, we are an official authorized SKF distributor. Every bearing comes with brand authorization and traceability certificates to ensure authenticity.
Q: How can I confirm if the 3317-a is suitable for my equipment?
A: Provide your equipment model or working condition parameters (load, speed, temperature) and our SKF-certified technical team will verify compatibility.
Q: What is the warranty policy?
A: All bearings come with SKF's standard manufacturer warranty, covering manufacturing defects with unconditional replacement.
Q: What is the minimum order quantity?
A: We accept orders starting from 1 piece, ideal for emergency maintenance or small-batch requirements.
Q: How quickly can you ship?
A: In-stock bearings are shipped within 3-7 business days. We offer DHL, FedEx, UPS, air and sea freight options to meet your timeline.
Q: How do I verify the bearing's authenticity?
A: Each bearing includes SKF's original packaging withé˜²ä¼ªæ ‡ç¾, laser marking, and traceability documentation. We can also provide official authorization letters upon request.
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.