Brief Introduction
The 6200 Series Deep Groove Ball Bearing represents a fundamental solution for rotating machinery across diverse industrial sectors. Engineered with precision-ground raceways and optimized internal geometry, this bearing type delivers exceptional radial load capacity combined with moderate axial load handling capabilities. Manufacturing facilities, agricultural equipment operators, and automotive assembly lines rely on these versatile components for their ability to operate efficiently under varying speed conditions while maintaining dimensional stability. The single-row configuration ensures compact installation dimensions, making it ideal for space-constrained applications where reliable rotational performance cannot be compromised. Its proven design minimizes friction losses, contributing to energy efficiency in motor-driven systems and mechanical power transmission assemblies.
| Application method | Dispense system, Manual |
| Applications | Rigid assembly gasketing, Sealing |
| Chemical basis / base | Dimethacrylate ester |
| Color | Red |
| Cure type | Anaerobic cure |
| Fixture time, Steel | 25.0 min. |
| Gap fill, Unprimed | 0.25 mm |
| Key characteristics | Fluorescent, For machined, rigid flanges, Immediate low pressure sealing, Strength: medium strength, Surface contamination-tolerant, Thixotropic |
| Number of components | 1 part |
| Operating temperature | -55.0 - 150.0 °C (-65.0 - 300.0 °F ) |
| Physical form | Gel |
| Recommended for use with | Metal: aluminum, Metal: iron - cast iron, Metal: passive metal, Metal: steel |
| Specific gravity, @ 25.0 °C | 1.1 |
| Storage temperature | 8.0 - 21.0 °C |
| Viscosity | 750000.0 mPa·s (cP)
|
Core Features
Optimized Internal Geometry
The bearing incorporates carefully calculated contact angles between balls and raceways, ensuring uniform load distribution across all rolling elements. This geometric precision reduces localized stress concentrations, extending operational lifespan in continuous-duty applications while minimizing wear patterns that lead to premature failure.
Multiple Sealing Configurations
Available in open, shielded, and sealed variants, the 6200 series accommodates different environmental conditions. Sealed versions incorporate nitrile rubber seals that retain lubricant while excluding contaminants such as dust, moisture, and particulate matter, essential for agricultural and construction machinery operating in harsh outdoor conditions.
Universal Mounting Capability
Standardized bore and outer diameter dimensions facilitate interchangeability with existing equipment designs. This universal mounting compatibility reduces inventory complexity for maintenance departments while enabling rapid replacement during scheduled downtime or emergency repairs.
Low Friction Coefficient
Precision-manufactured ball surfaces and raceway profiles minimize rolling resistance, contributing to reduced energy consumption in electric motor applications. The low friction characteristic also limits heat generation, permitting higher rotational speeds without requiring supplementary cooling systems.
Cage Design Versatility
Steel cages provide maximum strength for heavy-load industrial applications, brass cages offer superior conformability in misalignment conditions, while polyamide cages deliver quiet operation for office equipment and medical devices where noise reduction is critical.
Extended Grease Life
Pre-lubricated sealed bearings utilize high-quality lithium-based grease formulations that maintain viscosity across temperature fluctuations. This extended lubrication interval reduces maintenance frequency, lowering total cost of ownership for fleet operators and production facilities.
Load Rating Optimization
Dynamic load ratings calculated per ISO 281 standards ensure predictable service life under specified operating conditions. The bearing handles combined radial and axial loads within defined limits, providing design engineers with reliable performance parameters for machine calculations.
Industrial Applications
Electric Motor Assemblies
Deep groove ball bearings form the rotating support system in fractional to medium-horsepower electric motors powering conveyor systems, cooling fans, and industrial pumps. Their balanced performance across variable speed ranges ensures smooth motor operation while minimizing vibration transmission to surrounding structures.
Automotive Components
Found in alternators, water pumps, transmission assemblies, and wheel hubs, these bearings withstand the demanding automotive environment characterized by temperature cycling, contamination exposure, and intermittent loading patterns. Their reliability contributes to reduced vehicle maintenance requirements.
Agricultural Equipment
Combine harvesters, irrigation pivot systems, and grain handling equipment utilize 6200 series bearings in high-contamination environments. Sealed versions protect internal components from field dust and crop debris while maintaining lubrication integrity throughout extended harvest seasons.
Material Handling Systems
Conveyor rollers, sorting equipment, and automated warehouse systems depend on these bearings for continuous operation. The low starting torque enables energy-efficient material flow in distribution centers processing thousands of packages daily.
Household Appliances
Washing machine drums, dryer assemblies, and kitchen appliances incorporate compact deep groove ball bearings where quiet operation and extended service life align with consumer expectations for maintenance-free products.
Power Transmission Equipment
Gearbox input and output shafts, belt drive pulleys, and chain drive sprockets employ these bearings to support rotating elements while accommodating minor shaft deflections. Their tolerance for slight misalignment prevents binding in multi-bearing shaft arrangements.
Manufacturing Process and Materials
Material Selection
Chrome steel alloy (GCr15 or 100Cr6) undergoes vacuum degassing during steel production to eliminate internal inclusions that could initiate fatigue cracks. Carbon content and alloying elements are precisely controlled to achieve optimal hardness after heat treatment while maintaining core toughness.
Heat Treatment Protocol
Rings and balls receive through-hardening heat treatment involving austenitizing, quenching, and tempering cycles. Surface hardness reaches 58-64 HRC, providing wear resistance while the core retains shock-absorbing properties necessary for impact loading conditions.
Precision Grinding
Computer-controlled grinding machines achieve raceway surface finishes below 0.2 Ra micrometers. This mirror-like surface quality reduces friction and extends bearing fatigue life by eliminating stress concentration points that accelerate material failure.
Quality Inspection
Dimensional verification using coordinate measuring machines ensures bore diameter, outer diameter, and width tolerances meet ISO standards. Vibration testing identifies any assembly defects before packaging, guaranteeing each bearing meets performance specifications.
Comparison with Alternative Bearing Types
Deep Groove vs Angular Contact Bearings
While angular contact bearings handle higher axial loads, deep groove ball bearings offer simpler installation without requiring axial preload adjustment. For applications with predominantly radial loading, the 6200 series provides superior cost-effectiveness and mounting simplicity.
Deep Groove vs Cylindrical Roller Bearings
Cylindrical roller bearings excel in pure radial load applications but cannot accommodate axial forces. Deep groove ball bearings accept combined loading, eliminating the need for separate thrust bearings in many machine designs, reducing component count and assembly complexity.
Deep Groove vs Tapered Roller Bearings
Tapered roller bearings suit heavy-duty truck and automotive applications with significant combined loads. For general industrial machinery where moderate loads prevail, deep groove ball bearings deliver adequate capacity with lower friction and higher speed capability.
Frequently Asked Questions
What is the recommended mounting clearance for 6200 series bearings?
Shaft and housing fits depend on load conditions and operating temperature. Rotating inner ring applications typically use j6 or k6 shaft tolerance with H7 housing bore. Stationary inner ring setups employ g6 shaft fit with J7 or K7 housing tolerance to prevent outer ring rotation.
Can these bearings operate in high-temperature environments?
Standard grease-lubricated versions operate up to 120°C continuous temperature. For applications exceeding this threshold, special high-temperature greases or oil lubrication systems extend the operating range to 150°C. Consult technical specifications for extreme temperature requirements.
How do I determine appropriate radial clearance group?
Normal clearance (CN) suits most applications. C3 clearance accommodates thermal expansion in high-temperature operations or interference fits on shafts. C2 clearance benefits precision machinery requiring minimal shaft runout. Application analysis should consider operating temperature and fit tolerances.
What causes premature bearing failure in industrial applications?
Common failure modes include inadequate lubrication leading to metal-to-metal contact, contamination ingress degrading lubricant properties, improper mounting creating stress concentrations, and excessive loading beyond rated capacity. Regular vibration monitoring identifies developing issues before catastrophic failure.
Are stainless steel versions available for corrosive environments?
Yes, stainless steel 6200 series bearings manufactured from AISI 440C material resist corrosion in food processing, marine, and chemical applications. Note that stainless versions have approximately 80% of chrome steel load capacity due to material property differences.
How should used bearings be disposed of responsibly?
Metal components should be recycled through certified scrap metal processors. Sealed bearings containing residual grease require proper disposal following local hazardous waste regulations. Contact waste management authorities for guidance on industrial bearing disposal in your jurisdiction.
Why Choose E-ASIA BEARINGS for Deep Groove Ball Bearings
Six Decades of Manufacturing Excellence
E-ASIA BEARINGS brings 60 years of bearing industry experience, supplying components to metallurgical plants, mining operations, and power generation facilities worldwide. This heritage ensures product knowledge and quality systems refined through decades of continuous improvement.
Quality-Matched Product Selection
Rather than overselling premium-grade bearings for standard applications, our technical team recommends appropriate quality levels matching your specific operating conditions. This approach optimizes your cost structure without sacrificing reliability, preventing both over-specification waste and under-specification failures.
Comprehensive Inventory Availability
Warehousing conventional bearing sizes enables same-day order processing for emergency replacements. Our distributor network maintains regional stock, facilitating rapid delivery to minimize production downtime when bearing failure interrupts operations.
Technical Support Resources
Factory-trained engineers provide application guidance, helping select optimal bearing configurations for your machinery. From clearance selection to lubrication recommendations, our support team ensures proper specification for challenging industrial environments.
Multi-Industry Application Knowledge
Serving agricultural machinery, construction equipment, material handling systems, and industrial manufacturing sectors provides cross-industry insights. This diverse experience helps identify bearing solutions proven in similar applications, reducing implementation risk for new projects.
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