12mm miniature bearings
,17mm miniature bearings
,12mm miniature ball bearings
The 6203 bearing stands as a cornerstone of modern mechanical design, embodying the pinnacle of precision engineering within the realm of ultra miniature bearings. This deep groove ball bearing, renowned for its exceptional versatility and robust performance, is engineered to deliver unmatched reliability across a staggering array of demanding applications worldwide. Its compact yet powerful design makes it an indispensable component where space is at a premium but performance is non-negotiable.
The 6203 bearing is the silent workhorse driving efficiency and smooth operation in countless sectors:
- Transportation Core: Essential for critical subsystems in automobiles (alternators, pumps, transmissions) and motorcycles (wheels, engines).
- High-Tech & Automation: Enables precision motion in robotics, automated manufacturing lines, and sensitive instrumentation.
- Industrial Power: Withstands rigorous conditions in heavy machinery, electric motors, pneumatic & power tools.
- Consumer & Specialty: Ensures quiet, long-lasting performance in household appliances, office equipment, food processing machinery, and medical devices.
| Parameter | Value | Notes |
|---|---|---|
| Bore Diameter (d) | 17 mm | Standard metric size |
| Outer Diameter (D) | 40 mm | Compact outer dimension |
| Width (B) | 12 mm | Ultra-low profile design |
| Dynamic Load (C) | ~14.0 kN | High radial load capacity |
| Static Load (Co) | ~6.55 kN | Robust axial load support |
| Max Speed (Grease) | ~14,000 rpm | Suitable for high-speed operations |
| Max Speed (Oil) | ~18,000 rpm | Optimal for extreme speeds |
| Weight | ~0.11 kg | Lightweight construction |
| Standard Material | Chrome Steel (GCr15) | High hardness, excellent wear resistance |
| Cage Options | Steel, Brass, Polymer | Customizable for noise, speed, or environment |
(Note: Exact load ratings vary by manufacturer and internal design.)
- Supreme Precision & Smoothness: Manufactured to exacting tolerances (e.g., ABEC-1/P0 standard or higher available), the 6203 ensures minimal vibration and friction, critical for sensitive equipment and high-speed operation, solidifying its status as a premier ultra miniature bearing.
- Exceptional Durability & Load Capacity: Utilizing high-grade chrome steel and advanced heat treatment, it delivers outstanding resistance to wear and fatigue, reliably handling significant radial loads and moderate axial loads in both directions across diverse global operating environments.
- Optimized for Low Noise & Vibration: Precision grinding and quality cage designs (steel, brass, or engineered polymer) contribute to remarkably quiet running, a vital characteristic for consumer appliances, office machinery, and medical devices utilizing these ultra miniature bearings.
- Global Standard & Interchangeability: As a universally standardized dimension (17x40x12mm), the 6203 ensures easy sourcing and replacement worldwide, minimizing downtime and simplifying maintenance logistics across all continents.
- Material & Seal Versatility: Beyond standard chrome steel, options include stainless steel (for corrosion resistance) and various seal/shield configurations (ZZ, 2RS) to protect against contamination and retain lubrication, extending service life in harsh conditions like food processing or outdoor equipment, showcasing the adaptability of these ultra miniature bearings.
The 6203 bearing is far more than a simple component; it's a testament to the power and reliability achievable with ultra miniature bearings. Its unmatched combination of compact size, robust construction, high precision, and global availability makes it the undisputed first choice for engineers and maintenance professionals designing and servicing equipment across the automotive, aerospace, industrial automation, robotics, and consumer goods sectors worldwide. When failure is not an option, trust the 6203 to deliver enduring performance. Demand the precision standard – specify 6203 Ultra Miniature Bearings.