62205 Deep Groove Ball Bearings
| 62205 Deep Groove Ball Bearings | |||
|---|---|---|---|
| Part Number | 62205 | Ball Number | 9 |
| d | 25 | Ball Size | 7.938 |
| D1 | 52 | Dynamic Load Co(N) | 14000 |
| B | 18 | Static Load Cor(N) | 7880 |
| R | 1 | Grease Speed | 8300 |
| Weight(Kg) | 0.14 | Oil Speed | 9800 |
62205 Deep Groove Ball Bearing | Open, ZZ, 2RS High Load Bearings
The 62205 deep groove ball bearing is a robust thickened high-load model in the premium 622 series, engineered with widened raceway channels and enlarged rolling elements to deliver boosted radial load capacity and superior structural rigidity. Built for compact industrial systems demanding stable high-speed rotation and long-term heavy-load endurance, this single-row deep groove ball bearing offers low-friction operation, exceptional anti-fatigue stability and ultra-quiet cyclic performance. It sustains continuous reliable operation under medium to heavy loads, perfectly matching space-limited precision electromechanical devices and automated industrial equipment. The 62205 series features three standard industrial sealing types: open type, 62205ZZ double metal shield type and 62205-2RS double rubber sealed type, with five industrial-grade material options to fit economical, sanitary, high-wear and corrosive complex working environments.
62205 Open / ZZ / 2RS Structural Features
62205 Open Type: The unsealed open structure enables unrestricted air circulation and efficient heat dissipation, effectively eliminating thermal buildup during prolonged high-speed and heavy-load operation. It supports tool-free grease replenishment and hassle-free routine maintenance without creating extra rotational resistance. Ideal for clean, dry indoor workshops and fully enclosed precision machinery, it maintains consistent running accuracy and stable long-cycle performance under heavy-duty conditions.
62205ZZ Double Metal Shields: Equipped with dual-sided non-contact steel shields, this professional dust-proof bearing reliably blocks fine dry dust, floating micro particles and industrial debris. The non-contact protective design preserves original high-speed precision and rotational smoothness with minimal friction loss. Boasting outstanding durability and cost-effectiveness, 62205ZZ bearings are widely adopted in industrial high-speed motors, precision automation components, power transmission units and dry mechanical operating systems.
62205-2RS Double Rubber Seals: This fully sealed variant utilizes dual contact rubber seals to fully isolate moisture, water splashes, oil mist and corrosive fine particles. It securely locks internal lubricating grease to prevent leakage, oxidation and aging, enabling long-term maintenance-free service. It stably operates in humid, dusty and mildly harsh conditions for outdoor, portable and industrial heavy-duty precision electromechanical equipment.
62205 Bearing Material Performance
Carbon Steel: High cost-performance industrial base material with uniform hardness and stable anti-fatigue properties. It delivers reliable wear resistance and smooth high-speed rotation for standard precision machinery, ensuring stable mass batch production performance with excellent cost efficiency.
304 Stainless Steel: Food-grade stainless steel with excellent anti-oxidation and anti-rust capabilities. It resists micro corrosion and precision degradation in humid and open environments, suitable for food processing machinery, sanitary equipment and daily precision electromechanical devices.
316 Stainless Steel: Marine-grade corrosion-resistant material with strong resistance to acid, alkali and salt spray. It withstands mild chemical erosion and coastal high humidity, perfect for marine precision parts, sanitary instruments and chemical processing equipment.
420 Stainless Steel: High-toughness martensitic stainless steel balancing moderate corrosion resistance and high surface hardness. It features stable wear and impact resistance, maintaining precise dimensional stability during long-term continuous high-load operation.
440 Stainless Steel: Ultra-high hardness stainless steel with top-tier abrasion resistance and structural stability. It maintains accurate and stable operation under severe wear and corrosive conditions, tailored for high-end industrial precision mechanical systems.
Core Advantages And Industrial Applications
The 62205 deep groove ball bearing integrates a thickened widened structure, upgraded heavy-load capacity, ultra-low noise and long-lasting high-speed precision. Three versatile sealing configurations and five professional material grades fully meet economical, anti-rust, wear-resistant and anti-corrosion industrial application requirements. It is widely applied in precision industrial motors, automated mechanical components, small processing machinery, electric power tools, micro medical devices and light-duty sanitary machinery. With superior heavy-load stability and low-maintenance advantages, the 62205 bearing acts as a reliable high-efficiency core rotary solution for modern compact mechanical systems with strict precision and load operation standards.
