Product Specifications
| Parameter |
Details |
| Model NO. |
3307-TN9-C3 |
| Type |
Double Row Angular Contact Ball Bearing |
| Rows Number |
Double |
| Structure |
Angular Contact |
| Load Direction |
Radial |
| Material |
Bearing Steel |
| Precision Rating |
P0, P2, P4, P5, P6 |
| Cage |
Nylon Cage |
| Lubrication |
Oil Grease |
| Separated |
Separated |
Application Industries
| Industry |
Typical Equipment |
| Manufacturing |
High Speed Motors, Machine Tools, Spindles |
| Industrial Machinery |
Gearboxes, Compressors, Pumps |
| Automotive |
Electric Vehicle Motors, Transmission Systems |
| New Energy |
Wind Turbine Generators, Solar Equipment |
Prevent Motor Downtime with 3307-TN9-C3 Double Row Angular Contact Ball Bearing
Many manufacturers face unexpected production halts when standard bearings fail prematurely in high-speed motor applications. The wrong bearing choice can lead to excessive noise, overheating, and costly repairs—issues that erode productivity and profits. Sourcing reliable, high-precision bearings with the right specifications often means navigating complex MOQs and long lead times, leaving maintenance teams scrambling during critical breakdowns.
Engineered for High-Speed Motor Performance
The 3307-TN9-C3 Double Row Angular Contact Ball Bearing addresses these challenges with precision-engineered design tailored for high-speed motor operation. As a professional bearing manufacturer with decades of export experience, we produce this bearing to meet P0-P4 precision grades and Z2-Z4 noise standards, ensuring stable performance even under continuous rotation. The nylon cage (TN9) reduces friction and heat generation, making it ideal for motors requiring smooth, quiet operation. With flexible order policies—including 1 piece MOQ for standard bearings—we eliminate the need for large inventory commitments, allowing you to secure the exact quantity needed for maintenance or production.
Optimal Performance in Demanding Conditions
This double row angular contact ball bearing excels in applications where combined radial and axial loads are present, such as high-speed electric motors and machine tool spindles. Its separated structure allows for easy mounting and dismounting, simplifying maintenance procedures. The C3 clearance class provides extra internal space to accommodate thermal expansion during high-speed operation, reducing the risk of seizing or premature wear. Whether your equipment operates in industrial workshops, automotive production lines, or renewable energy facilities, this bearing delivers consistent performance under varying load and temperature conditions.
Key Technical Features That Matter
The 3307-TN9-C3’s performance is defined by critical technical attributes that directly impact motor efficiency and longevity. The double row design increases radial load capacity compared to single row bearings, enabling it to handle higher stress in compact motor housings. Nylon cage material (TN9) offers superior dimensional stability at elevated temperatures and improves lubricant distribution, extending maintenance intervals. Precision grades from P0 to P4 ensure minimal runout and vibration, which is essential for maintaining motor speed accuracy and reducing noise in precision applications. The separated construction allows for precise adjustment of internal clearance, ensuring optimal preload for specific operating conditions—whether for high-speed rotation or heavy-load applications.
Why Genuine Quality Beats Cheap Alternatives
Choosing uncertified bearings may seem cost-effective initially, but the hidden costs add up quickly. Counterfeit bearings often fail within months, leading to motor breakdowns, production downtime, and expensive repairs to damaged shafts or housings. Our 3307-TN9-C3 bearings meet ISO, ABMA, and DIN international standards, with strict quality control throughout production—from raw material inspection to final dimensional testing in our in-house laboratory. Each bearing undergoes noise and vibration testing to ensure compliance with Z2-Z4 grades, guaranteeing reliable performance. The 12-month warranty provides added security, with free replacement for qualified defective products, ensuring your investment is protected against manufacturing defects.
Your Trusted Bearing Partner Since 2005
With over 18 years of manufacturing and export experience, Jinan Saifan Bearing Co., Ltd has built a reputation for reliability across Europe, North America, Southeast Asia, and the Middle East. Our ISO 9001:2015 and ISO 14001 certifications reflect our commitment to quality management and environmental responsibility. We maintain a professional technical R&D team that provides free guidance on bearing selection, installation, and maintenance, helping you avoid costly选型 mistakes. Our efficient production lines ensure 3-5 working days for sample orders and 5-15 days for bulk shipments, so you can minimize downtime. As a high-tech enterprise, we combine mature production technology with premium chrome steel materials to deliver bearings with stable performance and long service life—backed by responsive after-sales support.
Packaging & Shipping
- Standard carton packaging with pallet reinforcement for bulk orders, ensuring safe transportation
- Sample orders shipped within 3-5 working days; bulk orders delivered in 5-15 working days
- Flexible logistics options including DHL, FedEx, UPS, air freight, and sea freight to match your urgency
- Real-time tracking information provided once shipped, keeping you informed of delivery status
- 1 piece MOQ available for standard bearings, supporting emergency repairs and small-batch requirements
Secure Your Motor’s Performance Today
Don’t let bearing failure disrupt your production schedule. The 3307-TN9-C3 Double Row Angular Contact Ball Bearing is engineered to keep your high-speed motors running smoothly, reducing maintenance costs and unplanned downtime. Whether you need a single replacement or bulk order, our responsive team is ready to assist with fast quotes and reliable delivery.
Frequently Asked Questions
Q: Is this bearing a genuine product?
A: Yes, we are a professional bearing manufacturer with strict quality control processes. All products meet ISO international standards and are certified under our ISO 9001:2015 quality management system.
Q: How do I confirm if this bearing fits my motor?
A: Provide your motor model, operating speed, and load conditions. Our technical team offers free选型 guidance to ensure compatibility with your equipment.
Q: What is the warranty policy?
A: We provide a 12-month warranty from the date of receipt. Qualified defective products are eligible for free replacement or refund.
Q: What is the minimum order quantity?
A: Standard bearings have a 1 piece MOQ, supporting both emergency repairs and small-batch purchases.
Q: How quickly can I receive my order?
A: Sample orders ship within 3-5 working days; bulk orders take 5-15 working days. Expedited shipping options are available upon request.
Q: How can I verify the bearing’s quality?
A: Each bearing undergoes comprehensive testing, including dimensional checks and noise/vibration analysis. We can provide test reports upon request for bulk orders.
Ready to order or need a quote?
Send your bearing model (3307-TN9-C3), application details, and quantity to sales02@saifan-group.com — we’ll respond within 2
Tags:
3307 Angular Contact Ball Bearing
3307-TN9-C3 Bearing
Angular Contact Ball Bearing Nylon Cage C3
Angular Contact Bearing
Double Row Bearing for High Speed Motor
Double-Row Angular Contact Ball Bearing
High Speed Motor Bearing
nylon cage bearing
