-- SKF Authorized Engineering Partner
Ensure smooth, reliable vehicle performance with our precision-engineered Automobile Hub Bearing, designed to eliminate annoying vibrations and extend wheel assembly lifespan. Crafted from high-grade Bearing Steel and rated for Z1V1 to Z3V3 vibration control, this double-row unit handles both radial and thrust loads effortlessly, making it ideal for everyday driving and heavy-duty applications.
15+ Certified Engineers On-Call
Free application analysis · Failure diagnosis · Custom modification guidance. Response within 24 hours.
| Parameter | Details |
|---|---|
| Model NO. | 3203 ATN9 |
| Separated | Unseparated |
| Rows Number | Double |
| Load Direction | Radial Bearing, Thrust Bearing |
| Material | Bearing Steel |
| Application | Automobile, Rolling Mill, Mine, Metallurgy |
| Precision Rating | P0 P6 P5 P4 P2 |
| Stock | Rich Stocks |
| Product Name | Angular Contact Ball Bearing |
| Lubrication | Grease or Oil |
| Vibration | Z1V1 Z2V2 Z3V3 |
| Service | OEM ODM |
| Delivery | by Express, Road, Train, Air, Sea |
| Sample | Available |
| on-Time Delivery Rate | 100.0% |
| Response Time | Less Than 0.5h |
| Transport Package | Carton Pallet |
| Specification | 17*40*17.5 mm |
| Trademark | BDL/NTN/NSK/NMB/Koyo/NACHI/Timken |
| Origin | China |
| HS Code | 8482102000 |
| Production Capacity | 200000000 Pieces/Year |
| Industry | Typical Applications |
|---|---|
| Automobile | Wheel hubs, transmission systems |
| Rolling Mill | Roller support mechanisms |
| Mine | Conveyor equipment, mining machinery |
| Metallurgy | Steel processing machinery |
Finding the right bearing for your equipment can feel like navigating a maze of型号 and specifications. Mismatched dimensions lead to installation delays, while poor-quality bearings cause premature wear and unexpected downtime. Sourcing from multiple suppliers wastes time and complicates inventory management—these are challenges we’ve helped countless clients overcome.
This 3203 ATN9 angular contact ball bearing is designed to address these common pain points. With ISO 9001-certified production processes and strict quality control, it meets the precision standards required for automotive wheel hubs, rolling mill machinery, and mining equipment. Our extensive inventory ensures we can fulfill orders quickly, whether you need a single unit for maintenance or bulk quantities for production.
Angular contact ball bearings excel in applications where both radial and thrust loads are present, such as automobile wheel assemblies and rolling mill roller systems. The double-row design of the 3203 ATN9 provides higher load-carrying capacity compared to single-row alternatives, making it suitable for heavy-duty operations in mining and metallurgy. Its unseparated structure ensures easy installation and consistent performance under varying operating conditions.
The 17*40*17.5 mm specification ensures compatibility with standard equipment dimensions, reducing the need for custom modifications. Crafted from high-quality bearing steel, it offers excellent durability and resistance to wear, even in high-stress environments. Precision ratings from P0 to P2 allow you to choose the right balance of accuracy and cost for your application—whether you need general-purpose performance or tight tolerances for precision machinery. Vibration levels (Z1V1 to Z3V3) are controlled to minimize noise and extend equipment life, a critical factor in automotive and industrial settings.
Selecting a bearing that matches your application’s load requirements and operating conditions is more cost-effective than opting for the cheapest option. A properly sized angular contact ball bearing like the 3203 ATN9 reduces the risk of premature failure, which can lead to expensive equipment repairs and production downtime. By supporting both radial and thrust loads, it eliminates the need for multiple bearing types in some assemblies, simplifying inventory and maintenance. Our focus on quality ensures you get a product that performs reliably over its intended service life, maximizing your return on investment.
Our production processes are ISO 9001 certified, with rigorous testing at every stage—from raw material inspection to成品尺寸, hardness, and surface treatment checks. We stand behind the quality of our bearings with a warranty against manufacturing defects. With access to a wide range of brands including BDL, NTN, NSK, Koyo, and NACHI, we can source or produce bearings to your exact specifications. Rich stock levels mean we can ship orders promptly, minimizing lead times for your operations.
Whether you need this specific angular contact ball bearing or require assistance finding a suitable alternative, our team is ready to help. Provide us with your model number, required dimensions, or application details, and we’ll quickly confirm availability and pricing. The sooner you contact us, the sooner we can arrange delivery to keep your operations running smoothly.
Q: Do you supply bearings from other brands or models?
A: Yes, we support inquiries for all bearing brands and models, and can supply products according to your specified requirements.
Q: How can I confirm if this bearing fits my equipment?
A: Provide your equipment’s required bearing dimensions or model number, and our technical team will assist in verifying compatibility.
Q: What is your warranty policy for bearings?
A: We offer a warranty period for our bearings, covering manufacturing defects. Specific terms are subject to agreement in the contract.
Q: What is the minimum order quantity?
A: We have a low minimum order quantity, supporting small-batch trial orders to meet your needs.
Q: How long does shipping take and what methods are available?
A: In-stock items are shipped promptly, with flexible shipping options including Express, Road, Train, Air, and Sea.
Q: Do you offer OEM/ODM customization services?
A: Yes, we support customization according to your drawings or specifications for OEM/ODM requirements.
Ready to order or need a quote?
Send the bearing model, dimensions (d x D x B), and quantity — we’ll get back to you with pricing and lead time.
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Official partner since 1998 with direct access to SKF technical resources, genuine products, and engineering expertise.
In-house team provides application design, failure analysis, and predictive maintenance -- reducing bearing failures by 35%.
Every product undergoes rigorous pre-shipment inspection with full documentation for traceability and compliance.
Dedicated account managers and reliable delivery networks ensure on-time supply for enterprise clients worldwide.
Performance Metrics
35%
Failures Prevented
70%
Downtime Reduction
25+
Years Experience
24h
Quote Response
78% of large enterprises prefer suppliers offering integrated technical support and lifecycle services.
Custom bearing selection and system design based on your specific load conditions, speeds, temperatures, and environmental factors.
Root-cause investigation of bearing failures using metallurgical testing, vibration analysis, and operating data review.
IIoT-enabled monitoring with smart sensor bearings for real-time vibration, temperature, and RPM tracking.
Modified bearings with special coatings, seals, tolerances, or materials. Lead time 8-12 weeks from official channels.
Certified engineers available for on-site installation support, alignment checks, and commissioning assistance worldwide.
Long-term service agreements including regular maintenance checks, replacement scheduling, and performance reporting.
Free samples available for orders over $50K
Validated against your KPIs before full production commitment.
-- Get In Touch
Our certified engineers will review your application requirements and provide a detailed quote within 24 hours.
Address
No. 377 Bansongyuan Road, Huangpu District, Shanghai, China
Free Sample Program
Orders over $50K qualify for free product samples
Test against your KPIs before full production commitment. Ask our engineers for details.
Regarding: Automobile Hub Bearing Dac36680033 Dac36720033/28 Dac36720034 OEM Wheel Bearing
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SKF Authorized Engineering Partner
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