1200 Self-aligning Ball Bearings

1200 Self-aligning Ball Bearings
Part Number 1200 Ball Number 14
d 10 Ball Size 5.556
D1 30 Dynamic Load Co(N) 6150
B 9 Static Load Cor(N) 1190
R 0.6 Grease Speed 22000
Weight(Kg) 0.033 Oil Speed 28000

1200 Self-Aligning Ball Bearing | Double Row Radial Bearings for Misalignment Compensation

1200 self-aligning ball bearing is a popular double-row radial rolling bearing designed specifically to resolve shaft misalignment, deflection and installation offset issues. Unlike thrust bearings that only withstand axial load or standard single-row bearings with poor tolerance for shaft deviation, the 1200 series features a spherical outer raceway structure, enabling automatic self-alignment during operation. It supports simultaneous radial load and slight axial load, delivering flexible, low-noise and stable long-term operation for general mechanical transmission systems.

1200 Bearing Structural And Performance Features

The 1200 open-type self-aligning ball bearing adopts a double-row steel ball internal layout with a polished spherical outer ring. Its unique self-aligning capability effectively compensates for shaft bending, housing machining errors and assembly misalignment, avoiding excessive friction, jamming or premature wear. With an open structure for easy lubrication and maintenance, this bearing offers low rotational resistance, high rotational accuracy and excellent fatigue resistance, ideal for continuous cyclic operation of general industrial equipment.

1200 Bearing Material Types And Industrial Applications

High Carbon Chrome Bearing Steel: Standard industrial material for 1200 series bearings, featuring high hardness, exceptional wear resistance and strong load-bearing stability. It maintains consistent performance under long-term high-speed operation and variable loads, with high cost performance and low maintenance requirements. Widely used in general machinery, conveyor equipment, textile machinery, fans and small industrial transmission devices.

304 Stainless Steel: Provides excellent atmospheric oxidation and rust-proof performance, adapting to humid, dusty and indoor/outdoor conventional environments. It retains stable rotating precision under light and medium loads, serving as an economical anti-corrosion solution for food auxiliary equipment, light industrial machinery and civilian automated devices.

420 Stainless Steel: Balances high hardness and mechanical toughness with mild chemical corrosion resistance. It resists daily friction wear and weak medium erosion, ensuring stable self-aligning performance under frequent start-stop cycles. Suitable for precision instrumentation, light medical equipment and portable electromechanical devices.

440C Stainless Steel: Offers ultra-high hardness and superior abrasion resistance, with strong adaptability to damp workshops and medium corrosive working conditions. It effectively extends service life in complex industrial environments, widely applied in automated processing machinery, light chemical equipment and precision transmission assemblies.

316 Stainless Steel: Premium anti-corrosion material with outstanding salt spray, acid and alkali resistance. It stably operates in harsh corrosive, high-temperature and humid scenarios, perfect for food sanitation machinery, marine auxiliary equipment, chemical test instruments and sterile industrial facilities.

Core Advantages And Application Industries

The 1200 self-aligning ball bearing features reliable misalignment compensation, dual-row load capacity, low-friction mute operation and flexible multi-material customization. It solves common mechanical failure problems caused by shaft offset and installation errors, greatly improving equipment stability and service life. It covers industrial automation, light industry manufacturing, food processing, ventilation equipment, chemical and marine supporting machinery, providing cost-effective radial transmission solutions for general and mildly corrosive mechanical systems.

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