Bearing 203 KRR AH02 INA



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Product detailed description
Bearing 203 KRR AH02 INA is a high-quality, precision-engineered bearing designed to meet the demands of various industrial and mechanical applications. Manufactured by INA, a renowned brand in the bearing industry, this particular model offers exceptional performance, reliability, and durability. Its robust construction ensures smooth operation under diverse load and speed conditions, making it an ideal choice for machinery requiring optimal rotational accuracy and stability.
The 203 KRR AH02 INA bearing features a double shielded design, indicated by the "KRR" suffix, which provides excellent protection against contamination such as dust and moisture. This shielding enhances the bearing’s lifespan by reducing maintenance needs and preventing premature wear. Additionally, the bearing is pre-lubricated with high-quality grease, further contributing to its maintenance-free operation and long service life.
Key Features of Bearing 203 KRR AH02 INA
- Type: Deep groove ball bearing
- Shielding: Double rubber seals (KRR) on both sides
- Lubrication: Factory pre-lubricated with high-performance grease
- Manufacturer: INA (Schaeffler Group)
- Durability: High resistance to dirt and moisture ingress
- Maintenance: Maintenance-free thanks to seals and pre-lubrication
Dimensions and Technical Specifications
The bearing 203 KRR AH02 INA has the following precise dimensions:
- Inner Diameter (ID): 17 mm
- Outer Diameter (OD): 35 mm
- Width (W): 10 mm
These dimensions make it suitable for applications where compact size and high efficiency are required. The bearing supports radial and axial loads and is engineered for high rotational speeds with low friction and noise levels.
Applications of Bearing 203 KRR AH02 INA
This bearing model is widely used in various sectors such as:
- Electric motors and generators
- Automotive components
- Machine tools and industrial equipment
- Household appliances
- Pumps and compressors
Thanks to its robust design and reliable sealing system, the 203 KRR AH02 INA bearing ensures long-lasting performance even in challenging operational environments.
Choose bearing 203 KRR AH02 INA for your machinery to guarantee superior quality, enhanced efficiency, and dependable operation. This INA bearing is engineered to deliver excellence and meet stringent industrial standards, making it a trusted component in various mechanical assemblies.

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INA Bearings and Transmission Technology Manufacturer
INA is a globally recognized manufacturer specializing in high-quality bearings and transmission technology. As a key brand within the renowned Schaeffler Group, INA has established itself as a pioneer in precision components and systems for various industries worldwide.
Company History
INA was founded in 1946 in Herzogenaurach, Germany. Since its inception, the company has focused on developing innovative bearing solutions and transmission systems, contributing significantly to the advancement of mechanical engineering and automotive technology. Over the decades, INA expanded its product portfolio and global footprint, ultimately becoming an integral part of the Schaeffler Group, one of the world’s leading automotive and industrial suppliers.
Product Range
INA offers a comprehensive range of products tailored for multiple industrial sectors. Key offerings include:
- Rolling Bearings: Ball bearings, roller bearings, needle roller bearings designed for durability and precision.
- Plain Bearings: Sleeve bearings, thrust washers, and self-lubricating bearings suitable for various applications.
- Linear Technology: Linear guides, sliding units, and linear bearings for automation and machine tools.
- Transmission Components: Bushings, belt tensioners, clutches, chain adjusters, and chain guides used in automotive and industrial drive systems.
- Engine Components: Camshaft and crankshaft bearings designed to optimize engine performance and reliability.
Main Focus
INA focuses on delivering high-performance bearing and transmission solutions that enhance machine efficiency, reduce friction, and increase lifespan. Innovation, quality, and sustainability are at the core of INA’s operations, ensuring products meet rigorous industry standards and customer requirements.
Application Areas
INA’s products serve a wide array of industries, including:
- Automotive Industry: Engine components, transmission systems, and chassis bearings to improve vehicle performance.
- Industrial Machinery: Rolling mill bearings, linear guides, and heavy machinery components.
- Aerospace: Lightweight precision bearings designed for demanding aerospace applications.
- Renewable Energy: Bearings and transmission technology for wind turbines and other sustainable energy systems.
- Railway and Transportation: Robust solutions that withstand extreme conditions and continuous operation.
Company Headquarters
The headquarters of INA is located in Herzogenaurach, Germany. This strategic location serves as a central hub for research, development, and production, supporting INA’s global distribution network.