606 Deep Groove Ball Bearing

606 Deep Groove Ball Bearing
Part Number 606 Ball Number 8
d 6 Ball Size 2.778
D1 17 Dynamic Load Co(N) 2120
B 6 Static Load Cor(N) 740
R 0.3 Grease Speed 36000
Weight(Kg) 0.0058 Oil Speed 45000

606 Deep Groove Ball Bearing | Open, ZZ, 2RS Miniature High-Speed Bearings

The 606 deep groove ball bearing is a popular miniature single-row bearing designed for high-speed, low-load precision mechanical systems. Compared with smaller 605 bearings, the 606 model features a larger inner diameter and optimized internal ball layout, delivering improved load capacity and structural stability while retaining ultra-compact dimensions. It efficiently handles radial loads and minor axial loads, supporting continuous high-speed, low-noise operation. To adapt to diverse working environments, the 606 series is available in three classic configurations: open type, 606ZZ double metal shield type and 606-2RS double rubber sealed type, with five industrial-grade material options for full-scene customized applications.

606 Open / ZZ / 2RS Structural Features

6066 Open Type: The basic unsealed open structure boasts unobstructed air circulation and excellent heat dissipation performance. It enables convenient grease replacement and routine cleaning with zero extra running friction. Ideal for clean, dry indoor and fully sealed precision equipment, it maintains stable high-speed rotation for long-cycle operation with regular maintenance schedules.

606ZZ Double Metal Shields: Fitted with dual-sided non-contact steel shields, this dust-proof variant effectively blocks fine dry dust, floating particles and workshop debris. The non-contact design preserves original rotational precision and high-speed performance without increasing resistance. Cost-effective and durable, it is widely used for dry production environments, miniature automation devices and general precision transmission machinery.

606-2RS Double Rubber Seals: Equipped with double-sided contact rubber sealing rings, this fully sealed model achieves all-round isolation from moisture, splash water, oil stains and fine corrosive dust. It locks internal lubricating grease to prevent leakage and contamination, realizing long-term maintenance-free operation, perfectly suited for humid, dusty and outdoor harsh working conditions.

606 Bearing Material Performance

Carbon Steel: Standard economical industrial material with uniform hardness and reliable wear resistance. It delivers stable anti-fatigue performance during high-speed cyclic operation, meeting the basic usage demands of most civilian and general industrial miniature equipment with outstanding cost performance.

304 Stainless Steel: Universal anti-oxidation stainless steel with excellent atmospheric rust resistance. It avoids surface corrosion and precision attenuation in humid and open environments, suitable for light industrial, outdoor miniature machinery and conventional food processing equipment.

316 Stainless Steel: Premium marine-grade corrosion-resistant material with superior acid, alkali and salt spray tolerance. It withstands mild chemical erosion and coastal high-humidity environments, ideal for sanitary processing, chemical miniature devices and marine supporting equipment.

420 Stainless Steel: Martensitic high-toughness stainless steel balancing moderate corrosion resistance and high surface hardness. It features excellent wear resistance against slight impact and medium corrosion, perfect for high-precision moving parts requiring long service life.

440 Stainless Steel: Ultra-high hardness stainless steel with top-tier abrasion resistance and structural stability. It maintains accurate and stable operation under complex wear and corrosive conditions, customized for high-end precision electronics and industrial precision equipment.

Core Advantages And Industrial Applications

The 606 miniature deep groove ball bearing integrates compact size, upgraded load capacity, ultra-low noise and stable high-speed performance. Three structural types and five diversified material grades fully cover economical, anti-rust, wear-resistant and anti-corrosion application scenarios. It is extensively applied in precision instruments, miniature automation equipment, consumer electronics, small household appliances, medical miniature machinery, robot micro joints, food processing accessories and outdoor precision devices, providing efficient, low-maintenance and long-lasting precision rotation solutions for modern miniature mechanical systems.

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