Engineered for Thrill and Reliability | Best Deep Groove 3x7x3mm Small Ball Bearings for Jewelry
The Best Deep Groove 3x7x3mm Small Ball Bearings for Jewelry are precision-engineered to offer smooth, silent, and reliable rotational performance for delicate and intricate jewelry mechanisms. These miniature bearings are crafted with high-quality Carbon Steel and built with ABEC-1 precision, ensuring durability, accuracy, and reduced friction during operation.
Whether used in rotating jewelry displays, watchmaking, or fine mechanical crafts, these bearings ensure a flawless balance between speed and stability. Designed with a single-row deep groove structure, they deliver both axial and radial load support, making them the perfect choice for compact and lightweight assemblies that demand consistency and elegance.
Each Best Deep Groove 3x7x3mm Small Ball Bearing for Jewelry is built to meet the highest standards of craftsmanship and performance. With its Cylindrical Bore and Press Fit design, it guarantees a secure and precise installation into standard bearing housings. The ZZ, 2RS, and OPEN sealing options provide flexibility for different operating conditions—whether dry, grease, or oil-lubricated environments. Moreover, its low noise (Z1–Z3) and vibration control (V1–V4) ratings make it ideal for applications where silent operation and fine motion are essential, ensuring that every jewelry piece or precision instrument functions flawlessly and gracefully.
Technical Specifications
| Attribute | Value |
|---|---|
| Product Name | Best Deep Groove 3X7x3mm Small Ball Bearings for Jewelry |
| Applicable Industries | Jewelry |
| Precision Rating |
ABEC-1
|
| Number of Rows |
Single row
|
| Inner Diameter |
3 mm
|
| Outer Diameter | 7 mm |
| Width | 3 mm |
| Sealing Type |
ZZ 2RS OPEN
|
| System of Measurement | Metric |
| Material |
Carbon steel
|
|
Cage Material
|
Stamped Steel Plate
|
| Bearing Type | Deep Groove Ball Bearing |
| Load Type | Axial & Radial Load Ball Bearings |
| Lubrication |
Dry/Grease/Oil
|
| Feature |
High Speed, Low Noise
|
| Noise Level |
Z1,Z2,Z3
|
| Vibration Level |
V1 V2 V3 V4
|
| Clearance | C2 C0 C3 C4 C5 |
| Structure Type | Deep Groove Structure |
| Bore Type | Cylindrical Bore |
| Fit Type | Press Fit |
| Housing Compatibility | Suitable for standard bearing housings |
Why Choose Best Deep Groove 3x7x3mm Small Ball Bearings for Jewelry?
🔹 Specially designed for jewelry applications, watches, and precision mechanical instruments
🔹 Features a single-row deep groove structure for stable and smooth rotation
🔹 Constructed from durable Carbon Steel for long-lasting reliability and corrosion resistance
🔹 Available in ZZ, 2RS, and OPEN seal types for versatile performance needs
🔹 Compact dimensions — inner diameter: 3 mm, outer diameter: 7 mm, width: 3 mm
🔹 Ensures low vibration and minimal noise (Z1–Z3 levels) for silent operation
🔹 Compatible with standard press-fit housings
🔹 Easy to maintain and lubricate with dry, grease, or oil options
Maintenance Tips for Longevity
🔹 Clean your bearings periodically using an appropriate solvent to remove debris or dust buildup.
🔹 Re-lubricate using high-quality grease or oil to maintain low friction and long life.
🔹 Handle with care when installing or removing to avoid surface or cage damage.
🔹 Keep the bearings in a cool, dry environment to prevent oxidation and corrosion.
🔹 Avoid contact with moisture or harsh chemicals to ensure consistent, long-term operation.
Order Now – Get Your Best Deep Groove 3x7x3mm Small Ball Bearings for Jewelry Today!
Experience unmatched precision and durability with our Best Deep Groove 3x7x3mm Small Ball Bearings for Jewelry. Perfect for fine jewelry mechanisms, rotating displays, and miniature mechanical projects, these bearings redefine reliability at a micro scale. Upgrade your craftsmanship and ensure every rotation is flawlessly smooth.
Each bearing embodies the perfect fusion of strength, precision, and beauty — engineered to support your creations with unwavering consistency and performance.
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