Bearing 6303 Z SRO



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Product detailed description
bearing 6303 Z SRO: High-Quality Deep Groove Ball Bearing
The bearing 6303 Z SRO is a robust and reliable deep groove ball bearing designed to provide exceptional performance in a wide range of industrial and mechanical applications. Known for its durability and smooth operation, this bearing is an ideal choice for various machinery where moderate radial loads and high-speed rotation are involved.
Manufactured with precision engineering, the 6303 Z SRO features a single row of deep grooves that allows it to accommodate radial and axial loads in both directions. The "Z" designation indicates that this bearing is equipped with a metal shield on one side, providing protection against dust and debris while maintaining lubrication inside. This shielded design helps extend the lifespan of the bearing and reduces maintenance requirements.
Specifications and Dimensions
- Type: Deep Groove Ball Bearing
- Model: 6303 Z SRO
- Shielding: Single metal shield (Z)
- Inside Diameter (ID): 17 mm
- Outside Diameter (OD): 47 mm
- Width: 14 mm
The bearing 6303 Z SRO is constructed from high-quality steel, ensuring excellent wear resistance and mechanical strength. Its precision dimensions (17x47x14 mm) make it compatible with a variety of standard housings and shafts, facilitating easy installation and replacement.
Applications and Benefits
This versatile bearing is widely used in electric motors, automotive components, industrial machinery, pumps, and gearboxes. Its ability to operate efficiently at high speeds while minimizing friction and heat generation makes it a preferred component among engineers and maintenance professionals.
- Enhanced protection against contaminants due to metal shielding
- Long service life with minimal maintenance
- High radial and axial load capacity
- Smooth and quiet operation
- Compatible with various industrial and mechanical applications
Choose the bearing 6303 Z SRO for reliable performance, durability, and optimal efficiency in your machinery. Whether for replacement or new equipment assembly, this bearing ensures smooth operation and reduces downtime, improving your overall productivity.

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SRO: Leading Manufacturer of Bearings and Transmission Technology
SRO is a renowned manufacturer specializing in high-quality bearings and advanced transmission technology. With a commitment to innovation and precision engineering, SRO has established itself as a trusted partner across numerous industries worldwide.
History and Company Background
Founded several decades ago, SRO has continuously evolved to meet the demanding requirements of modern machinery and industrial applications. Over the years, the company has invested heavily in research and development, adopting state-of-the-art manufacturing processes to deliver reliable and efficient components that optimize performance and durability.
Comprehensive Product Range
SRO offers an extensive portfolio of products tailored to various mechanical and transmission needs, including:
- Rolling Bearings – including deep groove ball bearings, cylindrical roller bearings, tapered roller bearings, and spherical roller bearings designed for high load capacities and longevity.
- Plain Bearings – offering solutions for friction reduction in diverse applications.
- Transmission Components – such as gearboxes, couplings, and drive shafts engineered for optimal torque transmission and minimal energy loss.
- Specialized Bearings – including customized and precision bearings for unique applications in aerospace, automotive, and heavy machinery.
Main Focus and Technological Expertise
SRO focuses on delivering high-performance bearing solutions that enhance machine reliability and operational efficiency. The company emphasizes:
- Precision manufacturing with tight tolerance controls
- Advanced materials for superior wear resistance and strength
- Innovative bearing designs to reduce friction and extend service life
- Sustainable production methods aligned with environmental standards
Application Areas
SRO’s products are widely used in:
- Automotive Industry – powering engines, transmissions, and chassis components
- Industrial Machinery – supporting heavy-duty manufacturing and processing equipment
- Renewable Energy – in wind turbines and other sustainable energy generation systems
- Aerospace – precision bearings for aircraft systems requiring utmost reliability
- Railways and Transportation – ensuring smooth and efficient movement of rolling stock
Company Headquarters
SRO is headquartered in [City, Country]. The central location enables the company to serve a global customer base efficiently and maintain close collaboration with partners and clients worldwide. (If specific details about the headquarters are not publicly available, this section can be updated accordingly.)
As a forward-thinking manufacturer, SRO remains dedicated to advancing the field of bearing and transmission technology, supporting industries with innovative solutions that drive progress and performance.