Bearing 6312 2ZRC3 KINEX



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Product detailed description
Bearing 6312 2ZRC3 KINEX – High-Quality Precision Bearing
The 6312 2ZRC3 KINEX is a robust and reliable deep groove ball bearing designed for a wide range of industrial and mechanical applications. Manufactured by KINEX, a reputable brand known for precision and durability, this bearing ensures smooth rotational performance and long service life under various operating conditions.
This particular bearing model features a double shield design (2Z), providing excellent protection against dirt, dust, and other contaminants, which helps extend its operational lifespan. The suffix RC3 indicates a specific internal clearance class, optimized for reduced friction and enhanced running accuracy, making it suitable for high-speed applications.
Key Features and Benefits
- Durability: Made from high-grade steel, the 6312 2ZRC3 KINEX offers exceptional wear resistance and mechanical strength.
- Sealed Protection: The 2Z double metal shields prevent ingress of contaminants, reducing maintenance needs and downtime.
- Precision Internal Clearance: The RC3 clearance class ensures reliable performance under varying thermal and load conditions.
- Versatile Usage: Ideal for electric motors, automotive components, industrial machinery, and other equipment requiring dependable bearing solutions.
Technical Specifications
- Type: Deep groove ball bearing
- Model: 6312 2ZRC3
- Brand: KINEX
- Shielding: Double metal shields (2Z)
- Internal Clearance: RC3 (C3 tolerance)
- Dimensions: 60 x 130 x 31 mm (Inner diameter x Outer diameter x Width)
The standard dimensions of the 6312 bearing series are well established, with an inner diameter of 60 mm, an outer diameter of 130 mm, and a width of 31 mm. These dimensions make the 6312 2ZRC3 KINEX suitable for medium to heavy-duty applications where high radial load capacity and moderate speeds are required.
Why Choose 6312 2ZRC3 KINEX?
Choosing the 6312 2ZRC3 KINEX means investing in a bearing that delivers high precision, durability, and performance. Thanks to KINEX’s stringent quality control and advanced manufacturing technologies, this bearing maintains excellent running accuracy and operational stability, even in demanding environments. Its sealed design minimizes contamination risk, enhancing reliability and reducing maintenance costs.
Whether you are upgrading machinery or designing new equipment, the 6312 2ZRC3 KINEX provides dependable support for smooth and efficient operation. Optimize your mechanical systems with this trusted bearing from KINEX.

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KINEX: Leading Manufacturer of Bearings and Transmission Technology
KINEX is a renowned manufacturer specializing in high-quality bearings and advanced transmission technology solutions. With decades of experience in the industry, KINEX has established itself as a trusted partner for a wide range of industrial and mechanical applications worldwide.
Company History
Founded in the early 1990s, KINEX has grown steadily from a local bearing producer to a global supplier. The company’s commitment to innovation, quality, and customer satisfaction has driven continuous development and expansion. Over the years, KINEX has integrated cutting-edge production technologies and rigorous quality control systems, ensuring durable and reliable products for diverse industries.
Product Range
KINEX offers an extensive range of bearings and transmission components designed to meet the highest standards of performance and durability.
- Ball Bearings: Deep groove ball bearings, angular contact ball bearings, and self-aligning ball bearings.
- Roller Bearings: Cylindrical roller bearings, spherical roller bearings, and tapered roller bearings.
- Custom Bearings: Specially engineered solutions tailored for unique mechanical and industrial requirements.
- Transmission Technology: Couplings, shaft components, and precision mechanical transmission parts.
- Maintenance and Replacement Parts: Seals, lubrication systems, and bearing accessories to ensure long-lasting operation.
Main Focus and Innovation
KINEX focuses on providing reliable, high-performance bearing solutions that reduce friction and wear, enhancing machine lifespan and efficiency. Their products are developed with precision engineering, utilizing advanced materials and manufacturing technologies. Sustainability and energy efficiency are also key pillars of their innovation strategy, aiming to support eco-friendly industry practices.
Application Areas
KINEX bearings and transmission technologies serve a broad spectrum of applications, including but not limited to:
- Automotive industry
- Industrial machinery and automation
- Renewable energy systems, such as wind turbines
- Construction and agricultural equipment
- Railway and transportation systems
- Electronics and precision instruments
Company Headquarters
KINEX is headquartered in Slovakia, strategically positioned in Central Europe. This location enables efficient distribution across European markets as well as global reach through its extensive network of distributors and partners.