-- SKF Authorized Engineering Partner
Experience smoother, quieter operation with our high-quality 6306 Deep Groove Bearing and compatible models (6306, 6307, 6308), designed to reduce downtime and extend equipment life. Crafted from durable Bearing Steel with precision ratings from P0 to P2, these bearings deliver reliable performance even in high-speed applications.
15+ Certified Engineers On-Call
Free application analysis · Failure diagnosis · Custom modification guidance. Response within 24 hours.
| Parameter | Details |
|---|---|
| Model Number | 7308AC, 7309AC, 7310AC, 7311AC |
| Load Direction | Radial Bearing |
| Material | Bearing Steel |
| Precision Rating | P0, P6, P5, P4, P2 |
| Vibration | Z1V1, Z2V2, Z3V3 |
| Feature | Long Life, High Speed, Low Noise |
| Service | OEM, ODM |
| Transport Package | Carton, Pallet |
| Specification | Customized |
| Trademark | NTN, NSK, KOYO, NACHI, TIMKEN |
| Origin | China |
| HS Code | 8482102000 |
| Industry | Typical Applications |
|---|---|
| Automation Equipment | High-speed rotating shafts, precision conveyors |
| Automotive | Transmission systems, wheel hubs |
| Industrial Machinery | Electric motors, pumps, gearboxes |
Finding the right deep groove ball bearings can be frustrating—mismatched dimensions lead to installation delays, while low-quality steel causes premature wear and unexpected downtime. With hundreds of models across brands like NTN, NSK, and Timken, comparing specifications and availability often means juggling multiple suppliers.
Our deep groove ball bearings address these challenges with ISO 9001-certified production processes and a comprehensive inventory that includes models like 6306, 6307, and 6308. Whether you need standard precision (P0) for general industrial use or high-precision (P5/P4) for automated machinery, we stock bearings designed for long life, high-speed operation, and low noise—critical for applications like electric motors and automotive transmissions.
These deep groove ball bearings excel in scenarios with primarily radial loads and moderate axial loads, such as conveyor systems and machine tool spindles. Their bearing steel construction provides excellent hardness and wear resistance, while vibration grades Z1V1 to Z3V3 ensure smooth operation even at rotational speeds up to 10,000 RPM. Properly matched to your equipment’s load requirements, they reduce the risk of premature failure in dusty, high-temperature industrial environments.
The precision rating directly affects performance: P0 bearings suit general-purpose applications, while P5/P4 grades minimize runout for precision machinery. Vibration class Z3V3 is ideal for noise-sensitive environments like food processing plants, where excess vibration can disrupt operations. The bearings’ deep groove design allows for easy mounting and dismounting, simplifying maintenance, while customizable specifications let you tailor dimensions to non-standard equipment—eliminating the need for costly modifications.
Investing in quality deep groove ball bearings reduces long-term expenses. Inferior bearings with substandard steel or imprecise tolerances often fail early, leading to production downtime, replacement costs, and potential damage to adjacent components. Our bearings, tested for dimensional accuracy and surface hardness, align with ISO 281 fatigue life standards, ensuring predictable performance and reducing unplanned maintenance. For high-volume operations, this translates to significant savings in labor and replacement parts over time.
Every bearing undergoes strict quality control, from raw material inspection to final dimensional and hardness testing. We offer a warranty against manufacturing defects, with clear terms outlined in each order. Our network includes access to major international brands—NTN, NSK, KOYO, NACHI, TIMKEN—and domestic suppliers, allowing us to fulfill orders for both standard and hard-to-find models. With substantial现货库存, we can ship most bearings within 24–48 hours of order confirmation.
Whether you need 6306, 6307, 6308, or other deep groove ball bearing models, provide your required specifications—model number, dimensions (d x D x B), quantity, and destination—and we’ll deliver a competitive quote. With access to a broad range of brands and customization options, we simplify your sourcing process, ensuring you get the right bearings when you need them.
Q: Do you supply bearings from other brands besides those listed?
A: Yes, we support sourcing for all major international and domestic brands. Simply provide the brand and model, and we’ll check availability.
Q: How can I confirm if a bearing fits my equipment?
A: Share your equipment’s bearing dimensions (inner diameter d, outer diameter D, width B) or model number, and our technical team will verify compatibility.
Q: What is your warranty policy?
A: We offer a warranty against manufacturing defects. Specific terms, including duration, are detailed in each sales contract.
Q: What is the minimum order quantity?
A: We accept low minimum orders, ideal for small-scale testing or urgent replacements. Contact us for details on specific models.
Q: How long does shipping take?
A:现货 items ship within 1–2 business days. For customized orders, lead time depends on specifications and is provided with your quote.
Q: Can you produce custom bearings (OEM/ODM)?
A: Yes, we support OEM/ODM services. Provide your drawings or technical specifications, and we’ll develop a solution tailored to your needs.
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.
Contact us via email or phone for immediate assistance.
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Pumps, fans, compressors, and conveyor systems across all manufacturing sectors requiring reliable, cost-effective bearing solutions.
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: 6306 6307 6308 Deep Groove Ball Bearing High Quality
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SKF Authorized Engineering Partner
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