Ball Bearing

629 Deep Groove Hybrid Ceramic Ball Bearing Open/ZZ/RS for Precision Machinery

SKU: 265c983b68f6 In Stock

Ensure smooth, precise rotation for your precision machinery with the 629 hybrid ceramic ball bearing—engineered to minimize friction and extend equipment lifespan even in high-speed applications. This deep groove bearing combines ceramic balls with high-grade steel races, delivering superior heat resistance and reduced noise (V1-V4 grades) for sensitive machinery like CNC tools or medical devices.

  • Precision-engineered 9x26x8mm dimensions for exact fit in compact mechanical assemblies
  • Available in Open/ZZ/RS seals to balance protection and rotational efficiency based on your environment
  • Backed by ISO 9001-certified manufacturing and 12-month warranty for long-term reliability
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. 629
Seals Type Open, ZZ, 2RS, RS
Noise Level V1, V2, V3, V4
Construction Deep Groove
Weight 0.01-5kg
Rows Number Single
Specification 9x26x8 mm
Package Type Plastic Tube, Color Box, Carton, Pallet
Transport Package Carton Pallet
Package Size 1.10cm * 2.80cm * 1.00cm
Package Gross Weight 0.020kg

Application Industries

Industry Typical Equipment
Industrial Machinery CNC Machine Tools, Precision Spindles, Gearboxes
Home Appliances Air Conditioners, Washing Machines, Refrigeration Compressors
New Energy Equipment Solar Tracking Systems, Small Wind Turbines
Automotive Electric Vehicle Auxiliary Systems, Power Window Mechanisms
Medical Devices Precision Instrumentation, Small Pumps

Reduce Downtime with 629 Hybrid Ceramic Ball Bearings for Precision Machinery

Manufacturers know the cost of unexpected equipment failure—missed deadlines, production halts, and costly repairs. When standard bearings wear prematurely in high-speed precision applications, the impact ripples through your entire operation. Sourcing reliable bearings with consistent quality and flexible order options often feels like navigating a maze of uncertified suppliers and minimum order requirements that don’t fit your maintenance schedule.

Engineered for Precision: 629 Deep Groove Hybrid Ceramic Ball Bearings

Our 629 hybrid ceramic ball bearing addresses these challenges with a design optimized for precision machinery. As a professional bearing manufacturer with over 18 years of export experience, we produce this deep groove bearing to P0-P4 precision grades and Z2-Z4 noise levels, ensuring stable performance in critical applications. Whether you need open, ZZ, or RS sealed variants, our one-stop service covers both standard production and custom modifications, supporting your unique equipment requirements without the hassle of multiple suppliers.

Precision Performance in Demanding Applications

This 629 hybrid ceramic ball bearing excels in environments where low noise, high speed, and durability matter most. With a specification of 9x26x8 mm, it’s engineered to handle the rigors of precision machinery—from CNC spindles that require minimal vibration to medical equipment where reliability directly impacts operational safety. The hybrid ceramic construction reduces friction and heat generation, making it ideal for continuous-duty applications where traditional bearings might fail prematurely.

Technical Advantages That Drive Reliability

The 629 deep groove ball bearing’s performance starts with its core specifications. The 9mm bore diameter and 26mm outer diameter provide a compact footprint, while the 8mm width balances load capacity with space efficiency. Noise levels rated up to V4 ensure quiet operation, critical for precision instruments and office equipment. Available seal options—open, ZZ (metal shielded), and RS (rubber sealed)—allow customization for environments ranging from cleanrooms to dusty industrial settings. Our strict quality control, including dimensional detection and noise testing in our in-house laboratory, ensures each bearing meets ISO international standards.

Why Genuine Bearings Matter for Your Bottom Line

Choosing uncertified bearings to save on upfront costs often leads to higher total expenses. Counterfeit products may fail within months, causing equipment downtime that costs far more than the initial savings. Our 629 hybrid ceramic ball bearings are produced using high-grade chrome steel and premium raw materials, backed by ISO 9001:2015 and ISO 14001 certifications. With a 12-month warranty from the date of delivery, we stand behind the reliability of every bearing, helping you avoid the hidden costs of premature failure and unplanned maintenance.

Your Trusted Partner for Bearing Solutions

At Jinan Saifan Bearing, we’ve built our reputation on integrity and customer-centric service. Our capabilities include: independent R&D and mass production, ensuring we can meet both standard and custom requirements; flexible order policies with 1 piece MOQ for standard bearings, ideal for emergency repairs or small-batch production; and efficient delivery—3-5 working days for samples and 5-15 days for bulk orders. Our professional technical team provides free guidance on selection, installation, and maintenance, ensuring you get the right bearing for your application the first time. With operations covering Europe, North America, Southeast Asia, and the Middle East, we’ve served thousands of industrial buyers since 2005.

Packaging & Shipping

  • Secure packaging options: Plastic tube, color box, carton, or pallet for bulk orders
  • Fast delivery: 3-5 working days for sample orders, 5-15 days for bulk production
  • Flexible logistics: Global shipping via trusted carriers (DHL, FedEx, UPS, air, or sea freight)
  • Order tracking: Real-time logistics updates provided once shipped
  • Minimum order: 1 piece for standard bearings, with sample orders available without MOQ

Get Your 629 Hybrid Ceramic Ball Bearing Today

Don’t let equipment downtime disrupt your production schedule. Whether you need a single replacement bearing or a bulk order for your manufacturing line, we’re ready to fulfill your request. Send us your bearing specifications, application details, and quantity, and our team will provide a tailored quote within 24 hours. With our commitment to quality and on-time delivery, you can keep your machinery running smoothly—confidently.

Frequently Asked Questions

Q: Are these 629 hybrid ceramic ball bearings genuine and certified?

A: Yes, all our bearings are produced in-house under strict quality control and meet ISO, ABMA, and DIN international standards. We are certified with ISO 9001:2015 and ISO 14001, and can provide documentation to verify product authenticity.

Q: How do I confirm if the 629 bearing is compatible with my equipment?

A: Our technical team can assist with选型 based on your equipment model, operating conditions (speed, load, temperature), and required precision grade. Provide these details, and we’ll recommend the optimal configuration.

Q: What is your warranty policy for this bearing?

A: We offer a 12-month warranty from the date customers receive the goods. Qualified defective products are eligible for free replacement (shipped with your next order) or direct refund.

Q: What is the minimum order quantity for the 629 bearing?

A: Standard bearings have a 1 piece MOQ. Sample orders are available without MOQ, and customized order quantities are negotiable based on your requirements.

Q: How quickly can you ship the 629 hybrid ceramic ball bearing?

A: Sample orders ship within 3-5 working days, while bulk orders take 5-15 working days. We’ll confirm the exact lead time when processing your order.

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.

Engineering Insights

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