F6004 Flange Ball Bearings

F6004 Flange Ball Bearings
Part Number F6004 Ball Number 9
d 20 Ball Size 3.969
R 0.6 Dynamic Load Co(N) 9950
D/D1 42/45 Static Load Cor(N) 5000
B/C 12/1 Grease Speed 14000
Weight(Kg) 0.070 Oil Speed 17000

F6004 Flange Deep Groove Bearing | Open, ZZ, 2RS High Precision Thin Section Bearing

The F6004 flange deep groove ball bearing is a high-precision thin-section miniature bearing optimized for compact, space-restricted micro mechanical systems requiring enhanced load capacity and stable long-term high-speed operation. Featuring a reinforced integrated flange and precision-polished deep groove raceways, this bearing delivers exceptional dimensional stability, ultra-low vibration and consistent radial load performance during continuous cyclic work. The integrated one-piece flange removes the need for extra positioning accessories, simplifies fast assembly, and effectively prevents shaft offset, axial play and mechanical shaking in densely structured precision equipment. Available in three mainstream industrial versions: F6004 open type, F6004ZZ double metal shield type and F6004-2RS double rubber sealed type, it reliably adapts to dry, dusty, humid and mildly corrosive indoor and outdoor working environments. Manufactured in carbon steel, 304 stainless steel, 316 stainless steel, 420 stainless steel and 440 stainless steel, the F6004 fully satisfies economical, sanitary, high-wear and anti-corrosion precision industrial application requirements.

F6004 Open / ZZ / 2RS Structural Features

F6004 Open Type: The unsealed open structure ensures unobstructed air circulation and efficient heat dissipation, eliminating thermal accumulation and precision degradation during prolonged high-speed operation. It supports easy grease refilling and tool-free routine maintenance without increasing rotational resistance. Ideal for clean, dry indoor workshops and fully enclosed precision machinery, it maintains stable running accuracy and long-cycle operational consistency.

F6004ZZ Double Metal Shields: Equipped with dual non-contact steel shields, the F6004ZZ effectively blocks fine dry dust, floating particles and tiny industrial debris. The non-contact protective design retains original high-speed smoothness and micro precision with minimal friction loss. Featuring reliable durability and outstanding cost performance, this model is widely applied in dry industrial environments and long-running high-speed precision micro equipment.

F6004-2RS Double Rubber Seals: The fully sealed 2RS structure adopts double-sided contact rubber seals to comprehensively isolate moisture, water splashes, oil mist and corrosive fine dust. It tightly locks internal lubricating grease to prevent leakage, oxidation and aging, realizing long-term maintenance-free operation. This versatile sealed bearing runs stably in humid, dusty and complex industrial scenarios.

F6004 Bearing Material Performance

Carbon Steel: High cost-performance industrial base material with uniform hardness and stable anti-fatigue properties. Carbon steel F6004 bearings provide reliable wear resistance and smooth high-speed rotation, perfectly suitable for mass production and cost-sensitive precision automation projects.

304 Stainless Steel: Food-grade stainless steel with superior rust and oxidation resistance. It resists micro corrosion in humid and open environments, ideal for food processing accessories, medical devices and sanitary-grade precision machinery systems.

316 Stainless Steel: Marine-grade anti-corrosion material with strong tolerance to salt spray, acid and alkali erosion. It maintains stable structural precision in coastal high-humidity and light chemical environments for marine micro instruments and chemical miniature equipment.

420 Stainless Steel: High-toughness martensitic stainless steel balancing moderate corrosion resistance and high surface hardness. It delivers stable wear resistance and precise dimensional stability during continuous high-speed cyclic operation.

440 Stainless Steel: Ultra-high hardness stainless steel with top-tier abrasion resistance and structural stability. It withstands severe friction wear and weak corrosive conditions, ensuring long-term accurate and stable rotation for high-end micro precision mechanical systems.

Core Advantages And Industrial Applications

The F6004 thin-section flange bearing features an upgraded slim reinforced structure, improved load capacity, integrated flange positioning, ultra-quiet operation and durable high-speed precision. Multiple sealing grades and diversified material options fully cover industrial demands for economy, sanitation, wear resistance and anti-corrosion performance. Widely applied in miniature high-speed motors, drone precision components, robotic micro joints, optical precision instruments, micro transmission systems, portable precision power tools and compact medical automation devices, the F6004 serves as a core rotary and positioning component for slim space-limited micro mechanical systems. It provides high-efficiency, low-noise and low-maintenance precision rotation solutions for modern miniaturized industrial and commercial precision automation equipment.

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