Bearing 30311 A ZVL



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Product detailed description
Bearing 30311 A ZVL is a high-quality spherical roller bearing designed for demanding industrial applications. Manufactured by ZVL, a trusted name in bearing technology, this product ensures reliable performance, durability, and precision in heavy-duty machinery. Its robust construction makes it ideal for use in equipment subjected to heavy radial loads and moderate axial loads in both directions.
Key Features of Bearing 30311 A ZVL
- Type: Spherical roller bearing
- Manufacturer: ZVL
- Internal Designation: 30311 A
- Shielding: Z – single metal shield on one side, providing protection against contamination while allowing low friction operation
- Construction: Two rows of symmetrical rollers with a common spherical outer ring raceway
Dimensions and Specifications
- Inner Diameter (d): 55 mm
- Outer Diameter (D): 100 mm
- Width (B): 25 mm
This bearing's dimensions comply with international standards, ensuring compatibility with various industrial components. The 30311 A ZVL bearing is engineered to withstand misalignment and shaft deflections without compromising its operational integrity, making it suitable for applications such as heavy machinery, conveyor systems, gearboxes, and mining equipment.
Benefits of Using Bearing 30311 A ZVL
- High Load Capacity: Designed to accommodate heavy radial loads and moderate axial loads, improving equipment longevity.
- Durability: Made with premium materials and precise manufacturing processes to resist wear and fatigue.
- Reduced Maintenance: The metal shield (Z) protects internal components from dust and debris, minimizing maintenance intervals.
- Operational Efficiency: Low friction design ensures smooth operation and reduced energy consumption.
Whether you are replacing an existing bearing or designing new machinery, bearing 30311 A ZVL from ZVL guarantees exceptional performance and reliability. Trust this bearing to enhance your equipment’s operational life and efficiency under challenging working conditions.

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ZVL – Leading Manufacturer of Bearings and Transmission Technology
ZVL is a renowned manufacturer specializing in the production of high-quality bearings and advanced transmission technology. With a rich history and a strong commitment to innovation, ZVL has established itself as a reliable partner across various industrial sectors.
Company History
Founded in the early 20th century, ZVL has grown from a local producer to a globally recognized manufacturer in the bearing industry. Its decades-long dedication to research, development, and precise manufacturing processes has allowed ZVL to continuously enhance its product portfolio and meet the evolving needs of its customers.
Product Range
ZVL offers a comprehensive range of products tailored to diverse mechanical and transmission applications. Their product portfolio includes:
- Deep Groove Ball Bearings – widely used for versatile applications requiring high speed and reliability.
- Roller Bearings – including cylindrical, tapered, and spherical roller bearings designed for heavy load capacities.
- Precision Bearings – suitable for high-performance machinery requiring exceptional accuracy.
- Custom Transmission Components – designed to optimize machinery efficiency and durability.
- Specialized Bearings for automotive, aerospace, industrial machinery, and agricultural equipment.
Main Focus and Technologies
ZVL focuses heavily on the advancement of bearing technologies and efficient transmission solutions. Emphasizing reliability, high performance, and long service life, the company invests in modern manufacturing systems and quality control processes. The integration of innovative materials and lubrication techniques ensures optimized bearing functionality and minimized maintenance costs.
Application Areas
The products and technologies developed by ZVL are applied across a broad spectrum of industries, including:
- Automotive Industry – bearings supporting engines, transmissions, and chassis components.
- Industrial Machinery – heavy duty bearings for conveyors, gearboxes, and production line equipment.
- Aerospace – precision bearings engineered for aerospace mechanisms requiring extreme reliability.
- Agriculture – durable bearings designed to withstand harsh farming environments.
- Railway and Transport – components geared for performance under high loads and varying conditions.
Company Headquarters
ZVL is headquartered in Slovakia, where it operates its primary manufacturing facilities and research centers. From this strategic location, the company services both European and international markets, maintaining strong partnerships worldwide.
As a trusted name in bearings and transmission technology, ZVL continuously adapts to market demands and technological advancements, ensuring its position as a key player in the engineering and manufacturing sectors.