Bearing ZKLN 2557 2RS-XL INA



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Product detailed description
bearing ZKLN 2557 2RS-XL INA: High-Quality Performance and Durability
The bearing ZKLN 2557 2RS-XL INA is a precision-engineered component designed to deliver reliable and efficient rotational movement in various industrial applications. Manufactured by INA, a reputable brand known for quality and innovation, this bearing is ideal for heavy-duty machinery requiring robust support and protection against contaminants.
This specific model, ZKLN 2557 2RS-XL INA, features a sealed design with 2RS (double rubber seals) that ensures excellent protection against dust, dirt, and moisture. The XL designation indicates an extended inner ring width, enhancing load-carrying capacity and durability under demanding operating conditions.
Key Features and Benefits
- Sealed Design (2RS): Double rubber seals provide superior protection from external contaminants, extending bearing service life.
- Extended Inner Ring (XL): Offers increased stability and load capacity, making it suitable for heavy radial and axial loads.
- High-Quality Materials: Manufactured with premium-grade steel to ensure resistance to wear, corrosion, and fatigue.
- Precision Engineering: Tight tolerances and accurate dimensions guarantee smooth operation and reduced vibration.
Dimensions and Specifications
The bearing ZKLN 2557 2RS-XL INA has the following dimensions:
- Inner Diameter (d): 255 mm
- Outer Diameter (D): 310 mm
- Width (B): 75 mm
These dimensions make it suitable for medium to large-scale industrial machinery, including conveyor systems, heavy equipment, and electric motors.
Applications
The robust construction and advanced sealing technology of the bearing ZKLN 2557 2RS-XL INA make it an excellent choice for applications such as:
- Industrial gearboxes
- Heavy-duty conveyors
- Mining and construction machinery
- Electric motors and generators
- Machine tool spindles
With its high load capacity and protection against environmental factors, this bearing ensures long-lasting performance, reduced maintenance, and minimal downtime.

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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.