Bearing NKI 28/30 INA



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Product detailed description
Bearing NKI 28/30 INA: Precision and Durability for Your Applications
The NKI 28/30 INA is a high-quality needle roller bearing designed to offer exceptional performance in a variety of industrial and mechanical applications. Manufactured by INA, a trusted name in bearing technology, this bearing combines robust construction with precise engineering to ensure reliable operation under demanding conditions.
Needle roller bearings like the NKI 28/30 INA are known for their compact design and high load-carrying capacity. They are particularly suitable for applications where radial space is limited but high radial loads must be supported efficiently.
Key Features of the NKI 28/30 INA
- High Load Capacity: The needle rollers inside the bearing distribute loads over a large surface area, enhancing durability and performance.
- Compact Design: Suitable for applications with limited radial space, allowing for lightweight and compact machinery designs.
- Precision Manufacturing: Produced under strict quality control standards to ensure consistent performance and long service life.
- Versatile Applications: Ideal for automotive, industrial gearboxes, machine tools, and other precision equipment.
About the Dimensions
The designation NKI 28/30 INA indicates a needle roller bearing with an inner ring. Typically, INA bearings follow standardized sizing, but specific dimensions for this model are not publicly standardized in common catalogs. For precise dimensions and fitting, it is recommended to consult the official INA or Schaeffler Group catalogs or technical datasheets.
Why Choose NKI 28/30 INA?
Choosing the NKI 28/30 INA ensures you are investing in a bearing that offers:
- Superior resistance to wear and fatigue
- High radial load capacity despite a slim profile
- Reliable operation at high speeds and under heavy loads
- Compatibility with a wide range of mechanical assemblies
Whether you are maintaining industrial equipment or designing new machinery, the NKI 28/30 INA provides the dependable performance and quality you need. Trust INA’s expertise in bearing technology for solutions that keep your machinery running smoothly and efficiently.

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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.