Bearing 61905 2RS1 SKF



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Product detailed description
Bearing 61905 2RS1 SKF
The 61905 2RS1 SKF is a high-quality deep groove ball bearing designed to deliver exceptional performance and reliability in a wide range of industrial applications. Manufactured by SKF, a globally recognized leader in bearing technology, this bearing ensures smooth operation, reduced friction, and extended service life, making it an ideal choice for machinery requiring precise rotational movement under moderate to high loads.
This specific model, 61905 2RS1, features two rubber seals (2RS1) on both sides, which protect the bearing's internal components from dust, dirt, and moisture. The seals contribute to maintaining the lubricant inside the bearing, enhancing durability and minimizing maintenance requirements, especially in environments where contamination is a concern.
Key Features and Benefits
- Durable Sealing: The 2RS1 rubber seals provide excellent protection against contaminants and help retain lubrication, ensuring long-lasting performance.
- Precision Engineering: SKF’s manufacturing standards guarantee high dimensional accuracy and smooth operation, reducing vibration and noise levels.
- Versatile Application: Suitable for electric motors, gearboxes, automotive components, and various industrial machinery.
- Material Quality: Made from high-grade steel with advanced heat treatment, the bearing offers superior wear resistance and load capacity.
Technical Specifications
The 61905 2RS1 SKF is a standard deep groove ball bearing with the following dimensions:
- Inner Diameter (d): 25 mm
- Outer Diameter (D): 47 mm
- Width (B): 12 mm
These dimensions conform to the ISO 15 standard for the 61905 bearing series, ensuring compatibility with a wide range of assemblies and ease of replacement.
Applications
Thanks to its robust design and reliable sealing, the 61905 2RS1 SKF is extensively used in:
- Electric motors and generators
- Industrial gearboxes and transmissions
- Pumps and compressors
- Conveyor systems and material handling equipment
- Automotive components such as alternators and steering systems
Choosing the 61905 2RS1 SKF bearing means investing in superior quality and performance that helps reduce downtime and maintenance costs, enhancing overall operational efficiency.

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SKF: Leading Manufacturer of Bearings and Transmission Technology
Company Overview
SKF is a globally recognized manufacturer specializing in high-quality bearings and transmission technology. Founded in 1907 in Gothenburg, Sweden, SKF has established itself as a pioneer in the development of innovative solutions for rotating equipment and industrial applications. With over a century of expertise, SKF continuously drives advancements in reliability, efficiency, and sustainability in its product offerings.
History and Heritage
SKF was founded by Sven Wingquist, who invented the self-aligning ball bearing, revolutionizing the bearing industry. The company quickly expanded from its Swedish roots to become a global leader in bearing technology and related services. SKF’s long-standing tradition of innovation is reflected in its commitment to research and development, ensuring cutting-edge products that meet evolving industrial needs.
Product Range
SKF offers an extensive selection of products designed to optimize machine performance and lifespan. Their product portfolio includes:
- Ball Bearings: Standard, high-precision, and special designs for various applications.
- Roller Bearings: Cylindrical, spherical, and tapered roller bearings engineered for heavy-load conditions.
- Bearing Units and Housings: Solutions designed for easy installation and enhanced reliability.
- Seals and Lubrication Systems: Critical components that protect and extend the operational life of bearings.
- Transmission Components: Including belts, couplings, clutches, and gearboxes.
- Condition Monitoring and Maintenance Services: Tools and technologies such as SKF @ptitude and SKF Enlight for predictive maintenance.
Main Focus and Technological Innovations
SKF’s main focus is delivering high-performance, durable, and energy-efficient solutions that reduce downtime and operational costs for customers worldwide. The company integrates digital technology with traditional mechanical engineering to support Industry 4.0 initiatives. SKF’s innovations include smart bearings equipped with sensors for real-time condition monitoring, advanced lubrication technologies, and bespoke solutions tailored to specific industry challenges.
Application Areas
SKF’s products and services are critical components across a broad spectrum of industries, including:
- Automotive and Transportation
- Aerospace and Defense
- Industrial Manufacturing and Machinery
- Energy Production (Wind, Hydro, and Thermal)
- Mining and Construction Equipment
- Food and Beverage Processing
- Railway and Marine Applications
Company Headquarters
The global headquarters of SKF is located in Gothenburg, Sweden. From this central location, SKF operates through a vast network of manufacturing facilities, sales offices, and technical centers worldwide, serving customers in more than 130 countries.
Conclusion
With its rich heritage, comprehensive product range, and commitment to innovation, SKF remains a trusted partner for industries seeking reliable and advanced bearing and transmission technology solutions to improve performance and sustainability.