Product Specifications
| Parameter |
Details |
| Model NO. |
6211, 6212, 6213, 6214, 6215, 6216 |
| Rows Number |
Single |
| Load Direction |
Radial Bearing |
| Material |
Bearing Steel |
| Contact Angle |
0° |
| Specification |
55*100*21mm |
| Trademark |
NSK |
| Origin |
Germany, Sweden, Japan |
| HS Code |
8482102000 |
| Production Capacity |
1,000,000 units |
Application Industries
| Industry |
Typical Equipment |
| Industrial Manufacturing |
CNC Machines, Gearboxes, Electric Motors, Pumps |
| Textile Machinery |
Spinning Frames, Weaving Machines, Dyeing Equipment |
| Packaging Machinery |
Filling Machines, Sealing Equipment, Conveyors |
| Printing Industry |
Offset Presses, Flexo Printers, Paper Converters |
| Agricultural Machinery |
Tractor Transmissions, Harvester Components |
Minimize Downtime with High Speed Deep Groove Ball Bearings 6211 6212 6213 for Industrial Machinery
Production halts from bearing failures cost manufacturers thousands daily—whether from premature wear, incorrect fit, or unreliable suppliers. Sourcing genuine high speed bearings often means navigating minimum order quantities that leave maintenance teams waiting, while substandard alternatives risk damaging expensive equipment. As a bearing supplier with over 18 years serving industrial buyers, we’ve seen how the right bearing choice directly impacts uptime and operational efficiency.
Genuine NSK Bearings with Flexible Ordering for Industrial Needs
Our High Speed Deep Groove Ball Bearings 6211, 6212, and 6213 address these challenges with authentic NSK quality and customer-centric service. With a 1-piece MOQ for standard bearings, we support both emergency repairs and scheduled maintenance. These single-row radial bearings, crafted from premium bearing steel, deliver the precision (P0-P4 grade) and noise control (Z2-Z4 grade) required for high-speed industrial applications. Whether your machinery operates at 3,000 rpm or requires consistent performance under radial loads, our bearings meet ISO, ABMA, and DIN standards to ensure compatibility and reliability.
Engineered for High-Speed Industrial Performance
These deep groove ball bearings excel in machinery requiring smooth, continuous rotation—ideal for electric motor spindles, gearbox assemblies, and conveyor systems. Their 0° contact angle optimizes radial load handling, while the robust bearing steel construction ensures durability in temperatures ranging from -30°C to 120°C. In textile mills, for example, the 6212 bearing’s 55*100*21mm specification provides the perfect balance of bore diameter and load capacity to withstand the cyclic stresses of spinning frames, reducing replacement frequency by up to 40% compared to generic alternatives.
Technical Details That Maximize Machinery Lifespan
The performance of these industrial bearings is defined by critical engineering features. The single-row design minimizes friction at high speeds, maintaining efficiency even under continuous operation. Bearing steel material offers superior hardness (HRC 58-62) and wear resistance, directly contributing to longer service life in dusty or debris-prone environments like packaging plants. Precision manufacturing ensures consistent clearance, preventing excessive vibration that can lead to premature bearing failure or damage to mating components. For high-torque applications such as printing presses, the optimized cage design ensures uniform load distribution, reducing heat buildup and extending maintenance intervals.
Why Genuine Bearings Reduce Total Cost of Ownership
Choosing genuine NSK 6211, 6212, 6213 bearings over counterfeit alternatives delivers measurable cost savings. Substandard bearings often fail within 3-6 months, requiring repeated downtime for replacement—costing an average of $2,000 per hour in lost production for manufacturers. Our bearings, backed by NSK’s 12-month warranty, typically last 18-24 months under normal operating conditions. Additionally, our strict incoming inspection and full-process quality control ensure each bearing meets original specifications, eliminating the risk of premature failure due to material defects or poor craftsmanship.
Your Trusted Partner for Industrial Bearing Solutions
With ISO 9001:2015 and ISO 14001 certifications, Saifan Bearings combines decades of manufacturing expertise with a global supply chain. We stock over 1 million bearings across our Jinan facility, enabling 3-5 day delivery for sample orders and 5-15 days for bulk shipments. Our technical team provides free guidance on bearing selection, installation, and maintenance, helping you avoid costly选型 errors. As an authorized NSK supplier, every bearing comes with traceable documentation, ensuring authenticity and compliance with international standards. We’ve served over 5,000 clients in Europe, North America, and Southeast Asia, building a reputation for reliability in industrial sectors.
Packaging & Shipping
- Original NSK packaging with protective inner boxes and outer carton reinforcement
- Sample orders shipped within 3-5 working days; bulk orders within 5-15 working days
- Global logistics options including DHL, FedEx, UPS, air freight, and sea freight
- Real-time tracking numbers provided upon shipment
- 1-piece minimum order quantity for standard bearings, supporting emergency repairs
Secure Your Bearing Supply Today
Don’t let equipment downtime erode your profits. Whether you need 6211, 6212, or 6213 bearings for scheduled maintenance or urgent repairs, our ready stock ensures you get the right part when you need it. Send us your bearing model, application details, and quantity, and our team will provide a competitive quote within 24 hours—helping you minimize downtime and maximize productivity.
Frequently Asked Questions
Q: Are these genuine NSK bearings?
A: Yes, we are an authorized supplier of genuine NSK bearings. Each product comes with traceable documentation to verify authenticity, and we can provide official authorization certificates upon request.
Q: How do I confirm if the 6211/6212/6213 bearing fits my equipment?
A: Provide your equipment model, operating speed, and load requirements. Our technical team will cross-reference with NSK specifications to ensure proper fit and performance.
Q: What is the warranty policy for these bearings?
A: All NSK bearings come with a 12-month warranty from the date of delivery, covering manufacturing defects. Defective products will be replaced free of charge or refunded according to customer preference.
Q: What is the minimum order quantity?
A: We accept orders for 1 piece of standard bearings, making us ideal for emergency repairs or small-batch requirements.
Q: How quickly can you ship the bearings?
A: In-stock bearings are shipped within 3-5 working days for sample orders and 5-15 working days for bulk orders, with express delivery options available for urgent needs.
Ready to order or need a quote?
Send your bearing designation, application details, and quantity — we
Quality Assurance
100% Inspection
High-grade chrome steel, raw material QC, full-process monitoring, ISO/ABMA/DIN compliance.
Delivery
3-15 Days
Samples in 3-5 days, bulk orders 5-15 days. Free samples for distributors (freight collect).
Customization
Full OEM/ODM
P0-P4 precision grades, Z2-Z3-Z4 noise levels. Custom drawings welcome.
After-Sales
12-Month Warranty
Professional technical guidance and failure solutions from our R&D team.
