Product Specifications
| Parameter |
Details |
| Model Designation |
3308 a-Nr |
| Bearing Type |
Double Row Angular Contact Ball Bearing |
| Row Count |
Double |
| Load Direction |
Radial |
| Material |
Bearing Steel |
| Precision Rating |
P0, P2, P4, P5, P6 |
| Structure |
Angular Contact |
| Cage Material |
Steel, Copper, Nylon |
| Lubrication |
Oil, Grease |
| Separation Feature |
Separated |
| Transport Package |
Carton, Pallet |
Application Industries
| Industry |
Typical Equipment |
| Automotive Manufacturing |
Transmission Systems, Steering Mechanisms, Wheel Hubs |
| Industrial Machinery |
Machine Tool Spindles, Gearboxes, Conveyors |
| Agricultural Equipment |
Tractor Transmissions, Harvester Drivetrains |
| Home Appliances |
Washing Machine Motors, Compressors |
| New Energy |
Wind Turbine Generators, Solar Tracking Systems |
Eliminate Equipment Downtime with 3308 a-Nr Double Row Angular Contact Ball Bearing
Industrial operations face critical challenges when bearings fail prematurely—costing hours of production, emergency maintenance fees, and unplanned downtime. Many buyers struggle with inconsistent quality from unknown suppliers, while others waste time coordinating multiple vendors for different bearing types. The 3308 a-Nr Double Row Angular Contact Ball Bearing addresses these pain points through precision manufacturing and reliable performance.
Engineered for Auto and Industrial Reliability
Designed specifically for auto and industrial applications, this Double Row Angular Contact Ball Bearing delivers stable operation under radial loads. With decades of manufacturing experience, Jinan Saifan Bearing ensures each unit meets strict quality standards, from raw material selection to final inspection. Whether integrated into automotive transmissions or industrial gearboxes, this bearing provides the durability needed for continuous operation.
Optimal Performance in Demanding Conditions
The 3308 a-Nr Angular Contact Ball Bearing excels in applications requiring high precision and load capacity. Its double row structure distributes forces evenly, making it suitable for machinery operating at moderate to high speeds with radial load requirements. The snap ring design simplifies installation, ensuring secure fitting in constrained spaces—critical for automotive and industrial equipment where assembly efficiency matters.
Technical Features That Ensure Longevity
Key technical attributes define this bearing’s performance: Precision ratings from P0 to P4 ensure minimal vibration and noise, essential for sensitive equipment like machine tool spindles. The choice of steel, copper, or nylon cages allows customization based on operating conditions—steel cages for high-temperature environments, nylon for reduced friction in high-speed applications. Bearing steel construction provides excellent wear resistance, extending service life even under heavy loads. Proper lubrication with oil or grease further enhances durability by reducing internal friction and heat buildup.
Why Genuine Bearings Matter for Total Cost of Ownership
Choosing genuine Double Row Angular Contact Ball Bearings eliminates the hidden costs of counterfeit products. Fake bearings often fail within months, leading to repeated replacements, production halts, and potential damage to connected components. In contrast, our bearings adhere to ISO industrial standards, backed by strict quality control processes from raw material inspection to full-process production supervision. The 12-month warranty ensures protection against manufacturing defects, while our professional technical team provides support to maximize bearing lifespan—ultimately lowering your total cost of ownership.
Our Commitment to Reliable Supply
With ISO 9001:2015 and ISO 14001 certifications, Jinan Saifan Bearing maintains consistent quality across all products. Our one-stop service covers independent R&D, mass production, and global sales, ensuring a stable supply chain for both standard and customized bearings. We support flexible order quantities, including 1 piece MOQ for standard bearings, and offer free samples for distributors and wholesalers. Our efficient delivery—3-5 working days for samples and 5-15 days for bulk orders—minimizes your inventory wait times. Plus, our technical team provides free guidance on selection, installation, and maintenance, helping you optimize bearing performance.
Packaging & Shipping
- Protective carton packaging with pallet reinforcement for bulk orders
- Sample orders shipped within 3-5 working days; bulk orders within 5-15 working days
- Multiple logistics options: DHL, FedEx, UPS, air freight, and sea freight
- Real-time tracking provided for all shipments
- 1 piece MOQ available for standard bearings, supporting emergency maintenance needs
Secure Your Bearing Supply Today
Don’t let equipment downtime impact your productivity. The 3308 a-Nr Double Row Angular Contact Ball Bearing offers the reliability and performance your operations demand. Whether you need a single unit for emergency repair or bulk orders for production, we ensure timely delivery and consistent quality.
Frequently Asked Questions
Q: Are these bearings genuine and traceable?
A: Yes, all our bearings are manufactured in-house under strict quality control and can be traced through our production records. We provide certification of compliance with ISO standards upon request.
Q: How do I confirm if the 3308 a-Nr is suitable for my equipment?
A: Our technical team can assist with选型 based on your equipment specifications, load requirements, and operating conditions. Provide details about your application, and we’ll recommend the optimal bearing solution.
Q: What is the warranty period for this bearing?
A: We offer a 12-month warranty from the date of delivery, covering manufacturing defects. Defective products will be replaced free of charge or refunded according to our after-sales policy.
Q: What is the minimum order quantity?
A: Standard bearings have a 1 piece MOQ, making them ideal for emergency repairs or small-scale projects. Customized orders have negotiable quantities based on specifications.
Q: How quickly can I receive my order?
A: Sample orders are shipped within 3-5 working days, while bulk orders take 5-15 working days. We work with global logistics providers to ensure timely delivery to your location.
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