Double Row Angular Contact Ball Bearing 3307-TN9-C3 Nylon Cage for High Speed Motor

Product Specifications

Application Industries

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

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