6201 Deep Groove Ball Bearings
| 6201 Deep Groove Ball Bearings | |||
|---|---|---|---|
| Part Number | 6201 | Ball Number | 8 |
| d | 12 | Ball Size | 5.556 |
| D1 | 32 | Dynamic Load Co(N) | 6810 |
| B | 10 | Static Load Cor(N) | 3120 |
| R | 0.6 | Grease Speed | 26000 |
| Weight(Kg) | 0.037 | Oil Speed | 32000 |
6201 Deep Groove Ball Bearing | Open, ZZ, 2RS High-Speed Mini Bearings
The 6201 deep groove ball bearing is a high-precision miniature light-duty bearing in the 6200 series, upgraded with optimized raceway structure and enlarged rolling elements compared to the 6200 model. This single-row deep groove ball bearing features compact dimensions, enhanced load capacity and improved structural rigidity, supporting low-friction, ultra-quiet and stable high-speed cyclic operation. It is widely used in miniature precision transmission systems and lightweight electromechanical equipment. The 6201 series includes three mainstream configurations: open type, 6201ZZ double metal shield type and 6201-2RS double rubber sealed type. With five industrial-grade material options, it adapts to economical, sanitary, wear-resistant and corrosive working environments for diverse miniature precision machinery.
6201 Open / ZZ / 2RS Structural Features
6201 Open Type: The unsealed open structure delivers unobstructed air circulation and efficient heat dissipation during continuous high-speed operation. It allows convenient grease replacement and routine cleaning without extra rotational resistance. Suitable for clean, dry indoor workshops and fully enclosed precision micro devices, it maintains stable running accuracy and consistent performance during long-term light-load operation.
6201ZZ Double Metal Shields: Equipped with dual-sided non-contact steel shields, this dust-proof bearing effectively blocks fine dry dust, tiny floating particles and micro workshop debris. The non-contact design preserves original high-speed stability and rotational precision with zero friction loss. Featuring reliable durability and excellent cost performance, it is widely applied in dry micro automation systems, small motors, precision electronics and miniature transmission equipment.
6201-2RS Double Rubber Seals: This fully sealed variant adopts double-sided contact rubber seals for comprehensive isolation from moisture, splash water, oil mist and corrosive fine dust. It tightly locks internal lubricating grease to prevent leakage and aging, enabling long-term maintenance-free operation, perfectly fitting humid, dusty and mild outdoor working conditions for miniature precision equipment.
6201 Bearing Material Performance
Carbon Steel: Standard cost-effective industrial material with uniform hardness and excellent anti-fatigue properties. It provides stable wear resistance and smooth high-speed rotation for conventional light-load miniature equipment, offering optimal cost performance for mass consumer electronics and general industrial applications.
304 Stainless Steel: Food-grade stainless steel with superior anti-oxidation and rust resistance. It prevents surface corrosion and precision degradation in humid and open environments, ideal for food processing mini devices, light industry and daily precision miniature machinery.
316 Stainless Steel: Premium marine-grade corrosion-resistant material with strong acid, alkali and salt spray tolerance. It withstands mild chemical erosion and coastal high-humidity conditions, suitable for sanitary miniature equipment, marine micro devices and light chemical precision instruments.
420 Stainless Steel: High-toughness martensitic stainless steel balancing moderate corrosion resistance and high surface hardness. It delivers reliable wear and impact resistance, ensuring stable dimensional accuracy for long-cycle operating miniature precision parts.
440 Stainless Steel: Ultra-high hardness stainless steel with top-tier abrasion resistance and structural stability. It maintains precise and stable operation under slight wear and complex corrosive environments, customized for high-end electronic and industrial precision miniature equipment.
Core Advantages And Industrial Applications
The 6201 deep groove ball bearing features ultra-compact size, lightweight design, ultra-low noise and stable high-speed performance with upgraded load capacity compared to basic micro bearings. Three diversified sealing structures and five professional material grades fully cover economical, anti-rust, wear-resistant and anti-corrosion miniature application scenarios. It is extensively used in micro motors, precision instruments, consumer electronics, intelligent equipment transmission components, small household appliances, miniature medical devices, automated precision accessories and food processing micro equipment, providing durable, low-maintenance and high-efficiency precision rotation solutions for modern light-load miniature mechanical systems.
