Product Specifications
| Parameter |
Details |
| Model Designation |
3318 TN9/C3 |
| Type |
Double Row Angular Contact Ball Bearing |
| Rows Number |
Double |
| Load Direction |
Radial |
| Material |
Bearing Steel |
| Precision Rating |
P0, P2, P4, P5, P6 |
| Structure |
Angular Contact |
| Cage |
Nylon Cage |
| Clearance |
C3 |
| Lubrication |
Oil Grease |
| Separated |
Separated |
Application Industries
| Industry |
Typical Equipment |
| Industrial Manufacturing |
Motor Gearboxes, Machine Tools, Reducers |
| Automotive |
Transmission Systems, Electric Motors |
| Agricultural Machinery |
Tractor Gearboxes, Harvesting Equipment |
| New Energy |
Wind Turbine Gearboxes, Solar Tracking Systems |
Reduce Gearbox Downtime with 3318 TN9/C3 Double Row Angular Contact Ball Bearing
Gearbox failures caused by substandard bearings cost manufacturers thousands in lost production each year. Many face challenges with bearings that can’t handle combined radial and axial loads, leading to premature wear and unexpected shutdowns. Sourcing reliable high-precision bearings with short lead times often feels like an uphill battle, especially when dealing with custom specifications or small emergency orders.
Engineered for Motor Gearbox Performance
Our Double Row Angular Contact Ball Bearing 3318 TN9/C3 addresses these pain points with precision-engineered design and manufacturing excellence. As a professional bearing manufacturer with decades of industry experience, we produce this bearing to P0-P4 precision grades and Z2-Z4 noise levels, ensuring it meets the rigorous demands of motor gearboxes. The nylon cage reduces friction and heat generation, while the C3 clearance provides optimal performance in high-temperature operating environments. With 1 piece MOQ for standard bearings and sample orders available without minimum quantity, we support both large-scale production runs and emergency maintenance needs.
Optimal Performance in Demanding Gearbox Environments
This Double Row Angular Contact Ball Bearing excels in motor gearboxes where combined radial and axial loads are present. Its separated structure allows for easy mounting and dismounting, simplifying maintenance procedures. The bearing operates efficiently in temperatures typically found in industrial gearbox applications, providing stable performance even under continuous operation. Whether used in electric vehicle transmissions, agricultural machinery reducers, or industrial motor gearboxes, this bearing delivers consistent rotation and extended service life, minimizing unplanned downtime.
Technical Features That Matter
The 3318 TN9/C3’s technical specifications are critical to its performance in gearbox applications. The double row angular contact design enables the bearing to accommodate significant axial loads in both directions, a key requirement for gearbox input and output shafts. The C3 clearance grade ensures proper internal spacing to prevent overheating during high-speed operation, a common issue in motor gearboxes. Nylon cage construction offers superior lubrication retention compared to metal alternatives, reducing friction and extending maintenance intervals. Precision grades from P0 to P4 allow customization based on application requirements, with higher precision levels minimizing vibration and noise in sensitive equipment.
Why Authentic Bearings Lower Total Cost
Choosing genuine high-quality bearings like the 3318 TN9/C3 reduces long-term costs despite higher initial investment. Counterfeit bearings often fail prematurely, leading to gearbox damage, production stoppages, and expensive repairs. Our bearings undergo strict incoming raw material inspection and full-process production supervision, with in-house laboratory testing for dimensional accuracy, noise, vibration, and service life. All products meet ISO, ABMA, and DIN international standards, ensuring reliable performance. The 12-month warranty provides additional protection, with free replacement or refund available for qualified defective products—far more cost-effective than dealing with the consequences of bearing failure.
Our Commitment to Reliable Supply
With ISO 9001:2015 and ISO 14001 certifications, we maintain rigorous quality control throughout production. Our factory is equipped with advanced precision processing equipment and automated production lines, ensuring consistent manufacturing quality. We offer one-stop service from independent R&D to global sales, supporting OEM & ODM customization to adjust structure, size, housing, and packaging according to customer drawings. Efficient delivery times—3-5 working days for samples and 5-15 working days for bulk orders—mean you get the bearings you need when you need them. Our professional technical team provides free guidance on bearing selection, installation, lubrication, and maintenance, helping you optimize performance and extend bearing life.
Packaging & Shipping
- Carton and pallet packaging for secure transportation
- Sample orders shipped within 3-5 working days
- Bulk orders delivered in 5-15 working days
- Multiple logistics options including express, air, and sea freight
- 1 piece MOQ for standard bearings, sample orders without MOQ
Get Your 3318 TN9/C3 Bearing Today
Don’t let gearbox downtime impact your production schedule. Whether you need a single replacement bearing or a bulk order for manufacturing, we can fulfill your requirements quickly and reliably. Send us your specifications, and our technical team will ensure you get the right bearing for your application. With free samples available for distributors and wholesalers (freight cost borne by customer), you can verify performance before committing to a large order.
Frequently Asked Questions
Q: Is this bearing suitable for high-speed motor gearboxes?
A: Yes, the 3318 TN9/C3 is designed for high-speed applications, with precision manufacturing and nylon cage construction that reduces friction at elevated rotational speeds.
Q: How do I confirm if this bearing fits my specific gearbox model?
A: Provide your gearbox model, operating speed, load conditions, and mounting requirements. Our technical team offers free selection guidance to ensure compatibility.
Q: What is the warranty period for this bearing?
A: We provide an official 12-month warranty from the date customers receive the goods, covering manufacturing defects with free replacement or refund options.
Q: Can I order a single bearing for emergency repair?
A: Yes, standard bearings have a 1 piece MOQ, supporting emergency maintenance needs with fast sample order delivery within 3-5 working days.
Q: How are the bearings inspected before shipment?
A: All products undergo unified standard finished product inspection, including dimensional detection and performance testing, to ensure consistent quality.
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