Product Specifications
| Parameter |
Details |
| Model NO. |
688 |
| Rows Number |
Single |
| Load Direction |
Radial Bearing |
| Material |
Bearing Steel |
| Product Name |
Deep Groove Ball Bearings |
| Seals Type |
Zz 2RS Open |
| Lubrication |
Grease or Oil |
| Precision Rating |
P0 P6 P5 P4 P2 |
| Vibration |
Z1V1 Z2V2 Z3V3 |
| Service |
OEM ODM |
| Transport Package |
Carton Pallet |
| Specification |
8*22*7 mm |
| Trademark |
BDL |
| Origin |
Japan |
| HS Code |
8482102000 |
| Production Capacity |
1000000 |
Application Industries
| Industry |
Typical Equipment |
| Manufacturing |
Hydraulic Chuck Drilling Machines |
Prevent Downtime in Drilling Operations with Precision Micro Deep Groove Ball Bearing 688
Drilling machine operators know the frustration of unexpected downtime caused by bearing failures. A seized Micro Deep Groove Ball Bearing can halt production, delay projects, and increase maintenance costs. Sourcing reliable bearings with consistent quality and flexible ordering options often proves challenging, especially when dealing with specialized dimensions like the 8x22x7 mm size required for hydraulic chuck systems.
Engineered for Reliable Performance in Hydraulic Chuck Drilling Machines
Our Micro Deep Groove Ball Bearing 688 is designed to address these pain points, offering a dependable solution for hydraulic chuck drilling machines. With dimensions 8x22x7 mm and constructed from high-quality bearing steel, this bearing delivers the durability and precision needed for continuous drilling operations. Backed by our full R&D capabilities and ISO9001 certification, we ensure each bearing meets strict quality standards, while our 1pc MOQ and 3–5 days sample lead time provide the flexibility your operation demands.
Optimal Performance in Drilling Machine Environments
The 688 Bearing excels in the demanding conditions of hydraulic chuck drilling machines, where it must withstand radial loads and maintain precision during high-speed rotation. Its single-row design and radial load capacity make it ideal for the consistent, repetitive motions of drilling applications. Whether used in small-scale workshops or large manufacturing facilities, this bearing ensures smooth operation, minimizing vibration and reducing the risk of premature wear that can lead to costly downtime.
Technical Specifications That Ensure Longevity and Precision
Key technical features of the 8x22x7 Ball Bearing contribute to its reliable performance. The precision rating options (P0-P4) allow you to select the exact level of accuracy needed for your drilling machine, with higher grades reducing runout and improving overall system precision. Vibration grades (Z1V1-Z3V3) ensure quiet operation, a critical factor in maintaining a comfortable workspace. The availability of seal types (Zz, 2RS, Open) lets you choose the right protection against contaminants, extending bearing life in various operating environments. Grease or oil lubrication options further enhance adaptability to specific machine requirements.
Why Authentic Gcr15 Steel Bearings Matter for Your Bottom Line
Choosing authentic Gcr15 Steel Bearings over counterfeit alternatives directly impacts your total cost of ownership. Counterfeit bearings often fail prematurely, leading to unplanned maintenance, production delays, and potential damage to other machine components. Our bearings, constructed from genuine bearing steel and manufactured under strict quality controls, offer longer service life and consistent performance. With a 12-month global warranty and defect replacement policy, we stand behind the reliability of our products, ensuring you avoid the hidden costs associated with inferior bearings.
Our Commitment to Your Drilling Operation's Success
As an integrated bearing manufacturer and exporter with over 15 years of experience, we have served global buyers across Europe, America, Southeast Asia, and the Middle East. Our ISO9001 and ISO14001 certifications underscore our commitment to quality and environmental responsibility. We offer full OEM/ODM customization to meet your specific drilling machine requirements, supported by a dedicated technical team providing free guidance. With bulk delivery times of 5–15 days and multiple payment options (T/T, credit card, Alibaba trade), we make the procurement process efficient and hassle-free. Our focus on stable supply and competitive pricing aims to establish a long-term partnership you can rely on.
Packaging & Shipping
- Carton and pallet packaging for secure transport
- 3–5 days sample lead time for urgent evaluation
- 5–15 days bulk delivery to meet production schedules
- Flexible shipping options including express, air, and sea freight
- 1pc MOQ for standard items, ideal for emergency replacements
Get Your Hydraulic Chuck Drilling Machine Back to Full Productivity
Don’t let bearing issues slow down your drilling operations. Whether you need a single replacement bearing or a bulk order for scheduled maintenance, we’re ready to fulfill your request. Send us your requirements today to receive a prompt quote and ensure minimal downtime for your equipment.
Frequently Asked Questions
Q: Is this bearing authentic?
A: Yes, we supply authentic bearings supported by our ISO certifications and quality control processes, ensuring traceability and reliability.
Q: How do I confirm if the 688 bearing fits my hydraulic chuck drilling machine?
A: Provide your machine model or specific dimension requirements, and our technical team will verify compatibility free of charge.
Q: What is the warranty policy for this bearing?
A: We offer a 12-month global warranty, with free defect replacement or refund available for manufacturing issues.
Q: What is the minimum order quantity?
A: The minimum order quantity for standard items is 1pc, supporting both emergency repairs and small-scale needs.
Q: How long does it take to ship?
A: Samples ship within 3–5 days, and bulk orders are delivered in 5–15 days, with multiple shipping methods available.
Q: How can I ensure the bearing is not counterfeit?
A: Our bearings come with proper packaging and documentation. We can provide certification of authenticity and traceability information upon request.
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