Ball Bearing

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

SKU: b233a777bab3 In Stock

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
Wholesale Price (FOB)
¥1.50
MOQ: 1 Piece • Bulk discounts available on inquiry
12-Month Warranty
Free Samples
Global Shipping
Product Specifications

Technical Details & Description

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.

Sample Policy

Free samples available for distributors. 3–5 days production lead time.

Bulk Delivery

5–15 days for bulk orders. T/T, L/C and Alibaba payments accepted.

Certifications

ISO 9001:2015, ISO 14001 certified. ABMA / DIN compliant.

After-Sales

12-month warranty plus dedicated technical failure analysis support.

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