Product Specifications
| Parameter |
Details |
| Model NO. |
6309 |
| Seals Type |
Zz 2RS Open |
| Lubrication |
Grease or Oil |
| Precision Rating |
P0 P6 P5 P4 |
| Vibration |
Z1V1 Z2V2 Z3V3 |
| Aligning |
Non-Aligning Bearing |
| Separated |
Unseparated |
| Rows Number |
Single |
| Load Direction |
Radial Bearing |
| Material |
Bearing Steel |
| Contact Angle |
0° |
| Specification |
45*100*25 mm |
| Trademark |
NTN/NSK/NMB/Koyo/NACHI/Timken |
| HS Code |
8482102000 |
Application Industries
| Industry |
Typical Equipment |
| Construction Machinery |
Excavators, Loaders, Conveyor Systems |
| Mining |
Crushers, Grinding Mills, Mining Trucks |
| Machine Tools |
CNC Lathes, Milling Machines, Spindles |
| Industrial Manufacturing |
Electric Motors, Gearboxes, Pumps, Fans |
| Steel Production |
Rolling Mill Equipment, Material Handling Systems |
Minimize Downtime with Reliable Deep Groove Ball Bearings 6309-6317 for Industrial Machinery Repair
Industrial machinery repair teams face critical challenges when sourcing replacement bearings: delays from multiple suppliers, inconsistent quality across brands, and the risk of counterfeit parts causing secondary equipment damage. A single bearing failure in key machinery can halt production lines for days, eroding profitability and project deadlines.
Deep Groove Ball Bearings Engineered for Industrial Repair Excellence
Our Deep Groove Ball Bearing 6309-6317 series addresses these pain points with precision-engineered solutions for industrial machinery repair. As an official authorized distributor of Timken and other leading brands, we maintain large centralized inventory across 6309 to 6317 sizes, including Zz, 2RS, and Open variants. This ensures one-stop access to genuine bearings with unified ISO 9001 quality certification, eliminating the need to coordinate with multiple suppliers for mixed repairs.
Optimal Performance in Demanding Industrial Environments
These single-row radial bearings excel in high-speed rotating applications with moderate to heavy radial loads, common in industrial machinery repair scenarios. The 0° contact angle design ensures efficient load distribution, while options for Zz metal shields (for dust protection) or 2RS rubber seals (for moisture resistance) make them adaptable to diverse operating conditions—from dry manufacturing floors to humid mining sites. With precision ratings from P0 to P4, they meet the strict tolerance requirements of both standard repairs and high-precision machine tool applications.
Technical Specifications That Maximize Repair Lifespan
The 6309 model, with dimensions 45x100x25 mm, delivers robust performance through its bearing steel construction, ensuring durability under cyclic loads. Precision ratings directly impact operational stability: P5 class bearings reduce vibration (Z1V1 to Z3V3 grades) and noise in high-speed motors, while P0 class offers cost-effective reliability for general industrial repairs. The unseparated design simplifies installation during紧急 repairs, minimizing downtime. Lubrication flexibility (grease or oil) allows适配 to existing maintenance protocols, ensuring seamless integration into repair workflows.
Why Genuine Bearings Matter for Long-Term Repair Value
Counterfeit deep groove ball bearings often fail prematurely due to substandard materials and manufacturing flaws, leading to repeated repairs and extended equipment downtime. Our bearings, sourced through official Timken and partner brand channels, adhere to strict quality standards—each unit undergoes pre-shipment inspection under our ISO 9001 system. The true cost savings come from reduced maintenance cycles: a genuine 6309 bearing with 2RS seals typically outlasts counterfeit alternatives by 300-500% in dusty industrial environments, lowering total cost of ownership.
Your Trusted Partner for Industrial Bearing Solutions
With 1,200+ clients across 55+ countries, we bring proven expertise to industrial machinery repair: our cross-brand technical team provides free model matching support, ensuring you get the right Zz, 2RS, or Open bearing for your specific equipment. We offer mixed-order procurement—combine 6309-6317 sizes in a single order with centralized delivery, reducing logistics complexity. Every bearing comes with complete traceability documentation, critical for compliance in mining, steel, and infrastructure projects. Our Jinan-based warehouse ensures 3-7 day global shipping, with emergency delivery options for urgent repair needs.
Packaging & Shipping
- Original brand packaging with product certification and batch traceability
- Carton and pallet packaging for secure transportation
- 3-7 business day delivery for in-stock items
- Flexible shipping via DHL, FedEx, UPS, air, or sea freight
- Real-time logistics tracking provided for all shipments
- Minimum order quantity: 1 piece, supporting emergency repair requirements
Get Your Machinery Back Online Faster
Don’t let bearing delays extend your equipment downtime. Send us your repair list with required models (6309-6317), seal types (Zz/2RS/Open), and quantity—our team will provide a unified quote within 24 hours, including technical specifications and availability. With genuine bearings in stock and ready to ship, you can restore machinery performance without unnecessary wait times.
Frequently Asked Questions
Q: Are these genuine brand bearings?
A: Yes, we are an official authorized distributor for Timken and other listed brands. Every bearing comes with complete traceability documentation to verify authenticity.
Q: How do I confirm the correct bearing size for my equipment?
A: Provide your equipment model or existing bearing dimensions (inner diameter x outer diameter x width), and our technical team will verify compatibility with the 6309-6317 series.
Q: What is the warranty policy?
A: All bearings come with the manufacturer’s original warranty, covering manufacturing defects. We provide full support for warranty claims and replacements.
Q: What is the minimum order quantity?
A: We accept orders for 1 piece, ideal for emergency repair situations or small-scale maintenance needs.
Q: How quickly can you ship?
A: In-stock bearings are shipped within 3-7 business days via your preferred logistics method (DHL, FedEx, UPS, air, or sea freight).
Q: How can I verify bearing authenticity?
A: Each bearing includes original packaging with brand-specific anti-counterfeit features (holographic labels, laser markings). We also provide certificate of origin and batch test reports upon request.
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