Product Specifications
| Parameter |
Details |
| Model NO. |
Double Row Angular Contact Ball Bearing |
| Separated |
Separated |
| Rows Number |
Double |
| Load Direction |
Radial Bearing |
| Material |
Bearing Steel |
| Precision Rating |
P0, P2, P4, P5, P6 |
| Type |
Ball |
| Structure |
Angular Contact |
| Cage |
Steel Cage, Copper Cage, Nylon Cage |
| Lubrication |
Oil Grease |
| Transport Package |
Carton Pallet |
| Specification |
As Your Request |
| Origin |
Jiangsu China |
Application Industries
| Industry |
Typical Equipment |
| Heavy Vehicle |
Commercial Trucks, Construction Vehicles, Mining Trucks |
| Industrial Machinery |
Heavy Load Transmissions, Gearboxes, Hydraulic Systems |
| Agricultural Machinery |
Tractors, Harvesters, Heavy-Duty Farming Equipment |
| Engineering Equipment |
Excavators, Loaders, Bulldozers |
Minimize Equipment Downtime with High Precision 3318 Double Row Angular Contact Ball Bearing
Heavy vehicle equipment operators know the cost of unexpected bearing failure—hours of downtime, missed deadlines, and costly repairs. When standard bearings can’t handle radial and axial loads under harsh conditions, finding a reliable replacement becomes critical. Many suppliers force large minimum orders or compromise on precision, leaving you with either excess inventory or subpar performance.
Engineered for Heavy-Duty Performance When You Need It Most
Our High Precision Double Row Angular Contact Ball Bearing 3318 addresses these challenges with design features tailored for heavy vehicle applications. As a professional bearing manufacturer with decades of export experience, we produce this bearing to P0-P4 precision grades and Z2-Z4 noise levels, ensuring it meets the demands of heavy machinery. The steel cage option provides durability under high loads, while our flexible order policy allows 1 piece MOQ for standard bearings—perfect for emergency replacements or small-batch needs.
Optimal Performance in Demanding Heavy Machinery Environments
This Double Row Angular Contact Ball Bearing excels in applications where both radial and axial loads are present, such as heavy vehicle transmissions and engineering equipment. Its separated structure allows for easy mounting and maintenance, while the bearing steel construction ensures stability under fluctuating temperatures and heavy shock loads. Whether your equipment operates in construction, mining, or agriculture, this bearing delivers consistent performance in dusty, high-vibration environments.
Key Technical Features That Drive Reliability
The precision rating of P0-P4 directly impacts operational stability—higher precision (P4) reduces vibration and noise, critical for sensitive equipment components. The choice of cage material matters: steel cages offer superior strength for heavy loads, while copper cages provide better heat dissipation in high-temperature applications. Radial load capacity ensures the bearing handles the weight of heavy vehicle axles and transmissions, while the separated design simplifies installation, reducing maintenance time. Our full-process production supervision, from raw material inspection to final testing, guarantees each bearing meets ISO industrial standards.
Why Compromising on Quality Costs More in the Long Run
Choosing low-quality bearings may seem cost-effective initially, but the hidden expenses add up. Early failure can lead to secondary damage to gears, shafts, or housings, doubling repair costs. Our bearings, certified under ISO 9001:2015 and ISO 14001, undergo strict dimensional and performance testing, including noise and vibration analysis, to ensure long service life. With a 12-month warranty, we stand behind our products—offering free replacements for qualified defects, so you avoid the financial risk of unreliable components.
Your Trusted Partner for Bearing Solutions Since 2005
With over 18 years in the industry, Jinan Saifan Bearing serves customers across Europe, North America, Southeast Asia, and the Middle East. Our one-stop service covers independent R&D, mass production, and global sales, supported by a professional technical team that offers free guidance on selection and installation. We maintain strict quality control, from incoming raw material checks to in-house laboratory testing, ensuring consistent performance. For distributors and wholesalers, we provide free samples (freight borne by customer), and our efficient delivery—3-5 days for samples and 5-15 days for bulk orders—keeps your operations running smoothly.
Packaging & Shipping
- Standard packaging: Carton with pallet reinforcement for secure transport
- Sample order delivery: 3-5 working days
- Bulk order delivery: 5-15 working days
- Multiple logistics options: DHL, FedEx, UPS, air, and sea freight available
- Flexible order quantities: 1 piece MOQ for standard bearings; customized order quantities negotiable
Get Your 3318 Bearing Shipped Fast—Request a Quote Today
Don’t let equipment downtime eat into your profits. Whether you need a single replacement bearing or a bulk order for your fleet, we’re ready to fulfill your request. Send us your bearing specifications, application details, and quantity, and our team will respond within 24 hours with a competitive quote and availability.
Frequently Asked Questions
Q: Is this bearing suitable for heavy vehicle transmissions?
A: Yes, the 3318 Double Row Angular Contact Ball Bearing is specifically designed to handle radial and axial loads in heavy vehicle equipment, including transmissions and axles.
Q: How do I confirm the precision grade I need?
A: Our technical team can help determine the right precision grade (P0-P4) based on your equipment’s noise, vibration, and accuracy requirements. Provide your application details for personalized guidance.
Q: What is the warranty period for this bearing?
A: We offer a 12-month warranty from the date of delivery, covering manufacturing defects. Qualified defective products can be replaced free with your next order or refunded.
Q: Can I order a single bearing for emergency repair?
A: Yes, standard bearings have a 1 piece MOQ, allowing you to order just what you need for urgent repairs.
Q: How are the bearings tested before shipment?
A: All bearings undergo dimensional detection, noise & vibration tests, and service life experiments in our in-house laboratory to ensure compliance with ISO standards.
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