Saifan Bearing
Deep Groove Ball Bearing 6306-6310 ZZ 2RS DDU for Automotive Electrical Machinery Long Life High Speed
Deep Groove Ball Bearing 6306-6310 ZZ 2RS DDU for Automotive Electrical Machinery Long Life High Speed
Deep Groove Ball Bearing 6306-6310 ZZ 2RS DDU for Automotive Electrical Machinery Long Life High Speed
Deep Groove Ball Bearing 6306-6310 ZZ 2RS DDU for Automotive Electrical Machinery Long Life High Speed
Deep Groove Ball Bearing 6306-6310 ZZ 2RS DDU for Automotive Electrical Machinery Long Life High Speed
Deep Groove Ball Bearing 6306-6310 ZZ 2RS DDU for Automotive Electrical Machinery Long Life High Speed
Deep Groove Ball Bearing 6306-6310 ZZ 2RS DDU for Automotive Electrical Machinery Long Life High Speed
Deep Groove Ball Bearing 6306-6310 ZZ 2RS DDU for Automotive Electrical Machinery Long Life High Speed
Deep Groove Ball Bearing 6306-6310 ZZ 2RS DDU for Automotive Electrical Machinery Long Life High Speed
Deep Groove Ball Bearing 6306-6310 ZZ 2RS DDU for Automotive Electrical Machinery Long Life High Speed
In Stock · Ready to Ship

Deep Groove Ball Bearing 6306-6310 ZZ 2RS DDU for Automotive Electrical Machinery Long Life High Speed

SKU: b233a777bab3

Ensure smooth, high-speed rotation for your automotive electrical machinery with our Deep Groove Ball Bearing 6306-6310 series, engineered to deliver long-lasting performance even under demanding conditions. Crafted from premium bearing steel with P0-P4 precision ratings and Z1V1-Z3V3 vibration control, these bearings minimize noise and extend equipment lifespan, addressing the need for reliable, low-maintenance components in critical applications.

  • Available in ZZ, 2RS, and DDU seals to suit your lubrication and contamination resistance needs
  • Medium and large outer dimensions (120-190mm) provide robust radial load support for machinery like alternators and electric motors
  • Backed by our ISO 9001:2015 quality assurance and flexible order options, including 1-piece MOQ for standard sizes
Factory Price
¥1.50
MOQ: 1pc · Bulk discount available
ISO 9001
Certified
12-Month
Warranty
3-5 Days
Sample Delivery
Technical Documentation

Product Details

Product Specifications

Parameter Details
Model NO. 6306/6307/6308/6309/6310
Outer Dimension Medium and Large(120-190mm)
Material Bearing Steel
Spherical Non-Aligning Bearings
Load Direction Radial Bearing
Separated Unseparated
Lubrication Grease or Oil
Precision Rating P0 P6 P5 P4 P2
Vibration Z1V1 Z2V2 Z3V3
Feature Long Life, High Speed, Low Noise
Stock Rich Stocks
Service OEM ODM
Origin China
HS Code 8482102000

Application Industries

Industry Typical Equipment
Automotive Electrical Machinery, Hub Assemblies
Industrial Machinery Machine Tools, Printing Equipment, Reducers
New Energy Wind Turbines, Photovoltaic Systems
Home Appliances Motors, Compressors
Agriculture Harvesters, Tractors

Eliminate Downtime with High-Speed Long Life Deep Groove Ball Bearings 6306-6310

Equipment failures from substandard bearings cost manufacturers thousands in lost production each year. When bearings fail prematurely in automotive electrical machinery or industrial equipment, the downtime halts operations and creates cascading delays. Many buyers struggle with minimum order quantities that force overstocking, or unreliable suppliers who compromise on material quality to cut costs.

Deep Groove Ball Bearings Engineered for Reliable Performance

Our Deep Groove Ball Bearing series (6306-6310) solves these challenges with precision-engineered components designed for high-speed rotation and extended service life. With rich stock availability and 1pc MOQ for standard items, we eliminate the need for excessive inventory while ensuring you get the exact bearings you need when you need them. Whether for automotive electrical machinery, machine tools, or renewable energy equipment, these bearings deliver consistent performance under demanding conditions.

Optimal Performance in Critical Applications

These Deep Groove Ball Bearings excel in applications requiring high rotational speeds and low noise, such as electric motors and precision machinery. Their radial load capacity makes them ideal for automotive electrical systems, where reliable power transmission is essential. The combination of P0-P4 precision ratings and Z1V1-Z3V3 vibration levels ensures smooth operation even in sensitive equipment, reducing wear on adjacent components and extending overall system life.

Technical Excellence That Drives Performance

The performance of these bearings is defined by critical technical features. Precision ratings from P0 to P4 ensure tight dimensional tolerances, minimizing vibration and noise in high-speed applications. Vibration grades Z1V1 to Z3V3 further enhance smooth operation, a key factor in automotive electrical machinery where noise reduction is critical. Constructed from high-quality bearing steel, these components offer exceptional durability, while the non-separated design simplifies installation and maintenance. Available with grease or oil lubrication, they adapt to various operating conditions, providing flexibility across industrial and automotive applications.

Why Quality Bearings Matter for Total Cost of Ownership

Choosing genuine, high-quality bearings directly impacts your bottom line. Inferior bearings may have lower upfront costs but frequently fail early, leading to unplanned downtime, expensive repairs, and potential damage to valuable equipment. Our bearings, backed by ISO9001 and ISO14001 certifications, deliver consistent performance that reduces maintenance intervals and extends equipment life. The 12-month global warranty provides additional security, ensuring that any manufacturing defects are promptly addressed with replacement or refund, protecting your investment in critical machinery.

Your Trusted Partner for Bearing Solutions

Since 2005, Jinan Saifan Bearing has served global buyers across Europe, America, Southeast Asia, and the Middle East, building a reputation for reliability and technical expertise. Our in-house R&D and quality control lab ensure every bearing meets strict performance standards, while OEM/ODM capabilities allow customization to your exact specifications. We offer free technical guidance to help you select the right bearing for your application, and our defect replacement policy ensures peace of mind. With 3-5 days sample lead time and 5-15 days bulk delivery, we provide the responsiveness you need to keep operations running smoothly.

Packaging & Shipping

  • Carton and pallet packaging for secure transport
  • 3-5 days sample lead time for standard items
  • 5-15 days bulk delivery to meet production schedules
  • Multiple transport options: by sea or by air
  • 1pc MOQ for standard items, ideal for emergency repairs or small-batch needs

Get Your Bearings Shipped Fast

Don’t let bearing issues slow down your production. With rich stocks available, we can fulfill your order quickly, minimizing downtime. Whether you need a single 6307 Ball Bearing for emergency maintenance or bulk quantities for production, our flexible ordering and fast delivery ensure you get what you need when you need it.

Frequently Asked Questions

Q: Are these bearings authentic and traceable?

A: Yes, we supply authentic bearings with full traceability. As an integrated manufacturer, we control the production process from raw material to finished product, ensuring quality and authenticity.

Q: How can I confirm the right bearing model for my equipment?

A: Provide your equipment model or specific application parameters (load, speed, temperature), and our technical team will assist with free选型确认 to ensure optimal fit.

Q: What is your warranty policy?

A: We offer a 12-month global warranty. Manufacturing defects are covered by free replacement or refund, with responsive after-sales support.

Q: What is the minimum order quantity?

A: We accept 1pc MOQ for standard items, supporting both emergency repairs and small-batch purchases.

Q: How long does shipping take?

A: Standard samples ship in 3-5 days, bulk orders in 5-15 days. We offer flexible transport by sea or air to meet your timeline.

Q: How do you ensure bearing quality before shipment?

A: All bearings undergo rigorous QC testing in our lab, including dimensional checks, vibration analysis, and material verification, ensuring compliance with stated specifications.

Ready to order or need a quote?
Send your bearing designation, application details, and quantity — we'll respond within 24 hours.

Quality Assurance
100% Inspection

High-grade chrome steel, raw material QC, full-process monitoring, ISO/ABMA/DIN compliance.

Delivery
3-15 Days

Samples in 3-5 days, bulk orders 5-15 days. Free samples for distributors (freight collect).

Customization
Full OEM/ODM

P0-P4 precision grades, Z2-Z3-Z4 noise levels. Custom drawings welcome.

After-Sales
12-Month Warranty

Professional technical guidance and failure solutions from our R&D team.

You May Also Need

Related Bearings

View All Ball Bearing
6306 DDUNR Deep Groove Ball Bearing with Snap Ring 30x72x19mm for Industrial Machinery

6306 DDUNR Deep Groove Ball Bearing with Snap Ring 30x72x19mm for Industrial Machinery

¥0.85
Single Row Thrust Ball Bearing ABEC5 51226m 65x100x47mm Separated for Industrial Machinery

Single Row Thrust Ball Bearing ABEC5 51226m 65x100x47mm Separated for Industrial Machinery

¥1.45
Auto Parts Deep Groove Ball Bearing S6809 S6810 S6811 S6812 for OEM ODM Customization

Auto Parts Deep Groove Ball Bearing S6809 S6810 S6811 S6812 for OEM ODM Customization

¥0.75
Deep Groove Ball Bearing 6806 Zz 2RS DDU P0-P4 for Agricultural & Construction Machinery

Deep Groove Ball Bearing 6806 Zz 2RS DDU P0-P4 for Agricultural & Construction Machinery

¥1.50
Industry Insights

Latest from Our Blog

All Articles
Thrust Ball Bearing Sweden Import Duty: Wholesale Supplier
Jul 27, 2026

Thrust Ball Bearing Sweden Import Duty: Wholesale Supplier

Master Sweden import duty thrust ball bearing costs by understanding that zero percent EU tariffs still incur twenty-five percent VAT. Avoid costly customs delays at Gothenburg port through accurate HS code 8482.50 classification and complete origin documentation to protect your distribution margins.

Read Article
Global Spherical Roller Bearing Market Outlook 2026 Wholesale Supplier
Jul 27, 2026

Global Spherical Roller Bearing Market Outlook 2026 Wholesale Supplier

Navigate the Global Spherical Roller Bearing Market 2026 by addressing the structural divergence between wind energy precision and mining durability needs. Learn how quality control bottlenecks drive lead time volatility and why adopting mixed-brand sourcing strategies is essential for mitigating inventory risks in a fluctuating supply chain.

Read Article
China Deep Groove Ball Bearing Wholesale Supplier 2026
Jul 27, 2026

China Deep Groove Ball Bearing Wholesale Supplier 2026

Discover how China Deep Groove Ball Bearing Manufacturing Trends 2026 shift focus from price to reliability through advanced anti-corrosion packaging and strict batch consistency. Learn why moisture control and traceable steel sourcing are critical for reducing total cost of ownership in global exports.

Read Article

Need a Custom Solution?

Our R&D team supports full OEM/ODM customization with technical drawings. Contact us for stable factory pricing and reliable supply.

WhatsApp Us Send Inquiry