Product Specifications
| Parameter |
Details |
| Model NO. |
6315, 6316, 6317, 6318, 6319, 6220 |
| Separated |
Unseparated |
| Rows Number |
Single |
| Load Direction |
Radial Bearing |
| Material |
Bearing Steel |
| Specification |
120*170*28mm |
| Trademark |
NTN |
| Origin |
Germany, Sweden, Japan |
| HS Code |
8482102000 |
Application Industries
| Industry |
Typical Equipment |
| Industrial Machinery |
Machine Tools, Printing Presses, Gearboxes |
| Manufacturing |
Conveyors, Electric Motors, Pumps |
| Automotive |
Transmission Systems, Wheel Hubs |
| Agriculture |
Tractors, Harvesters |
| New Energy |
Wind Turbines, Solar Panel Equipment |
Stop Production Delays with Genuine Deep Groove Ball Bearings 6220-6319 Series
Industrial machinery downtime costs manufacturers thousands daily—often caused by premature bearing failure from counterfeit products. Sourcing authentic bearings with reliable delivery and flexible order quantities remains a critical challenge for maintenance teams and production managers alike.
Genuine Deep Groove Ball Bearings for Immediate Equipment Repair
Our 100% original Deep Groove Ball Bearings, including models 6220, 6315, and the 6226-6229/6310-6319 series, solve these pain points with authentic NTN bearings sourced directly from Germany, Sweden, and Japan. With 1pc MOQ for standard items and 3–5 days sample lead time, we support both emergency repairs and scheduled maintenance for industrial machinery.
Engineered for High-Precision Industrial Applications
These single-row radial bearings excel in high-speed rotation scenarios common in machine tools, electric motors, and conveyor systems. Designed to handle radial loads with precision, their unseparated construction ensures stable performance under continuous operation—critical for maintaining production efficiency in manufacturing environments. The 120*170*28mm specification (6315 model) balances load capacity and compact design, making it ideal for gearbox and pump applications.
Key Technical Features That Maximize Machine Uptime
Bearing steel construction provides superior durability compared to low-grade alternatives, directly impacting service life in heavy-duty equipment. The radial load design ensures optimal force distribution, reducing wear on shaft components. Precision manufacturing (P0 class as standard) minimizes vibration and noise, essential for precision machinery like printing presses. Unseparated design simplifies installation and reduces maintenance errors, while compatibility with global standards ensures seamless replacement in international equipment models.
Why Authentic Bearings Lower Total Operating Costs
Counterfeit bearings may offer lower upfront prices, but their inconsistent material quality and manufacturing tolerances often lead to early failure. This results in repeated replacement cycles, unplanned downtime, and potential damage to adjacent components. Our original Deep Groove Ball Bearings, backed by NTN's engineering standards, deliver predictable performance and longer service intervals—directly reducing maintenance costs and improving overall equipment effectiveness.
Our Commitment to Reliable Bearing Supply
With 18 years as an integrated bearing manufacturer and exporter, we serve global buyers across Europe, America, Southeast Asia, and the Middle East. Our ISO9001 and ISO14001 certifications ensure consistent quality control, from raw material inspection to final product testing. We maintain stock for standard models to enable 5–15 days bulk delivery, supported by a 12-month global warranty and free technical guidance. Every bearing comes with full traceability documentation, guaranteeing authenticity and compliance with international industry standards.
Packaging & Shipping
- Original manufacturer packaging with brand authentication labels
- Sample lead time: 3–5 days for standard items
- Bulk delivery: 5–15 days after payment confirmation
- Global shipping via DHL, FedEx, UPS, air, or sea freight
- 1pc MOQ available for emergency maintenance needs
Get Your Machinery Back to Full Speed
Don’t let equipment downtime affect your production targets. Whether you need a single 6220 bearing for urgent repair or bulk 6310-6319 series for planned maintenance, we ensure authentic products delivered on time. Send your requirements today and minimize production losses caused by bearing-related issues.
Frequently Asked Questions
Q: Are these bearings 100% original?
A: Yes, we supply authentic NTN bearings sourced directly from authorized manufacturers in Germany, Sweden, and Japan, with full traceability documentation.
Q: How do I confirm the correct bearing model for my equipment?
A: Provide your equipment model or existing bearing specifications (bore diameter, outer diameter, width), and our technical team will verify compatibility at no cost.
Q: What warranty coverage do you offer?
A: All bearings come with a 12-month global warranty covering manufacturing defects, with free replacement or refund available for non-conforming products.
Q: What is the minimum order quantity?
A: We accept 1pc MOQ for standard models, supporting emergency repair needs and small-batch purchases.
Q: How long does shipping take?
A: Samples ship within 3–5 days, while bulk orders deliver in 5–15 days. We offer express shipping options for urgent requirements.
Q: How can I verify the authenticity of the bearings?
A: Each bearing includes original packaging with manufacturer防伪 labels and serial numbers, which can be verified through official channels. We also provide import documentation for traceability.
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