Product Specifications
| Parameter |
Details |
| Model NO. |
689 |
| Product Name |
Deep Groove Ball Bearings |
| Specification |
9×17×4 mm |
| Rows Number |
Single |
| Load Direction |
Radial Bearing |
| Material |
Bearing Steel |
| Seals Type |
ZZ, 2RS, Open |
| Lubrication |
Grease or Oil |
| Precision Rating |
P0, P6, P5, P4, P2 |
| Vibration |
Z1V1, Z2V2, Z3V3 |
| Service |
OEM, ODM |
| Origin |
China |
| HS Code |
8482102000 |
Application Industries
| Industry |
Typical Equipment |
| Industrial Machinery |
Machine Tools, Printing Equipment, Gearboxes |
| Manufacturing |
Conveyors, Electric Motors, Pumps |
| Automotive |
Small Motors, Auxiliary Systems |
| Home Appliances |
Power Tools, Fans, Compressors |
| New Energy |
Solar Panel Trackers, Small Wind Turbines |
Reduce Downtime with Precision 689 Deep Groove Ball Bearing for Industrial Machinery
Equipment failures from substandard bearings cost manufacturers hours of production daily. Many face challenges with inconsistent quality from low-cost suppliers or struggle to source small quantities for emergency repairs. Mismatched bearing precision and noise levels often lead to premature wear, forcing unplanned maintenance and lost revenue.
Engineered for Reliable Performance in Critical Machinery
Our Deep Groove Ball Bearing 689 addresses these issues with P0-P4 precision ratings and Z1V1-Z3V3 vibration control, ensuring smooth operation in industrial machinery. As an integrated manufacturer with ISO9001 certification, we deliver consistent quality with flexible 1pc MOQ for standard items, 3-5 days sample lead time, and bulk delivery within 5-15 days—ideal for both scheduled production and urgent repairs.
Optimal Performance in Demanding Industrial Environments
This 9x17x4mm bearing excels in radial load applications, supporting machinery operating at varying speeds with minimal noise. Its single-row design and bearing steel construction provide durability for continuous use in machine tools, conveyors, and electric motors. Available with ZZ, 2RS, or open seals, it adapts to environments requiring dust resistance or lubrication retention, making it a versatile solution for diverse industrial needs.
Technical Features That Maximize Machinery Uptime
The precision rating directly impacts operational stability: P4 class bearings minimize radial runout for high-precision tools, while P0 offers cost-effective reliability for general machinery. Vibration grades (Z1V1 to Z3V3) control noise levels—critical for noise-sensitive environments like printing plants or office equipment. Seal options balance protection and friction: 2RS seals prevent contamination in dusty settings, while open designs suit applications where lubrication needs frequent monitoring. These features collectively extend bearing life and reduce maintenance intervals.
Why Authentic Bearings Lower Total Cost of Ownership
Counterfeit bearings may offer lower upfront prices, but they often fail prematurely due to poor material quality and imprecise manufacturing. This leads to repeated replacements, unplanned downtime, and potential damage to adjacent components. Our authentic Deep Groove Ball Bearing 689, backed by ISO14001 environmental standards, ensures consistent performance. With a 12-month global warranty and defect replacement policy, we minimize long-term costs by prioritizing reliability over initial savings.
Why Global Buyers Choose Saifan Bearings
With 18 years of manufacturing experience, we serve buyers across Europe, America, Southeast Asia, and the Middle East. Our in-house R&D and QC lab ensure each bearing meets strict quality standards, while OEM/ODM capabilities support custom specifications. We offer free technical guidance to help select the right bearing for your application, and our responsive after-sales team ensures quick resolution of any issues. Our commitment to stable supply and competitive pricing has made us a trusted partner for industrial machinery manufacturers worldwide.
Packaging & Shipping
- Carton and pallet packaging for secure transport
- 3-5 days lead time for samples, 5-15 days for bulk orders
- Flexible shipping via T/T, credit card, or Alibaba trade terms
- Free samples available (buyer covers freight)
- 1pc MOQ for standard items, supporting small-batch and emergency orders
Get Your 689 Bearing Shipped Fast
Don’t let bearing issues halt your production. Whether you need a single replacement or bulk order, our 689 Deep Groove Ball Bearing is ready to ship. Provide your application details and quantity, and our team will confirm specifications and deliver a quote within 24 hours. Secure your machinery’s performance with reliable bearings today.
Frequently Asked Questions
Q: Are these bearings authentic and traceable?
A: Yes, we are an integrated manufacturer with full quality control from raw materials to production. Each bearing meets ISO standards, and we provide documentation for traceability upon request.
Q: How do I confirm if the 689 bearing fits my equipment?
A: Share your equipment model or required dimensions (bore diameter, outer diameter, width), and our technical team will verify compatibility and recommend the appropriate precision and seal type.
Q: What is your warranty policy?
A: We offer a 12-month global warranty. If a bearing fails due to manufacturing defects, we provide free replacement or refund.
Q: What is the minimum order quantity?
A: Standard items have a 1pc MOQ, ideal for emergency repairs or small-batch needs.
Q: How long does shipping take?
A: Samples ship in 3-5 days, bulk orders in 5-15 days. We use reliable logistics partners for global delivery, with tracking provided.
Q: Can you customize bearings for specific applications?
A: Yes, we offer full OEM/ODM customization, including precision grades, seals, and lubrication, tailored to your machinery requirements.
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