Bearing 7315 KOYO



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Product detailed description
Bearing 7315 KOYO – High-Quality Angular Contact Ball Bearing
The 7315 KOYO is a premium angular contact ball bearing designed to deliver exceptional performance and reliability in various industrial and mechanical applications. Manufactured by KOYO, a globally recognized leader in bearing technology, this bearing is engineered to provide optimal load capacity, high precision, and long service life under demanding operating conditions.
This bearing is part of the 7315 series, known for its robust construction and excellent dynamic and static load ratings. The 7315 KOYO is commonly used in electric motors, gearboxes, machine tools, and other rotating equipment where high-speed operation and precise shaft alignment are critical.
Key Features of 7315 KOYO
- Angular contact ball bearing design for high radial and axial load support
- High-quality materials ensuring durability and resistance to wear
- Precision manufacturing standards for smooth and quiet operation
- Optimized internal geometry for improved load distribution
- Commonly used in applications requiring high rotational speeds and rigidity
Technical Specifications
The 7315 KOYO typically features the following dimensions according to standard KOYO catalogs and international bearing standards:
- Inner Diameter (d): 75 mm
- Outer Diameter (D): 130 mm
- Width (B): 25 mm
These dimensions make the 7315 KOYO suitable for medium to heavy-duty applications, providing a balance between load capacity and compact size.
Applications
The versatility and reliability of the 7315 KOYO make it an ideal choice for:
- Industrial gearboxes
- Electric motors and generators
- Machine tool spindles
- Pumps and compressors
- Automotive and agricultural machinery
Why Choose KOYO Bearings?
KOYO bearings are trusted worldwide for their innovation, quality assurance, and adherence to international standards. By choosing the 7315 KOYO, you ensure superior performance with reduced maintenance needs and enhanced operational efficiency.
Upgrade your machinery with the dependable 7315 KOYO bearing and experience the difference in precision, durability, and smooth operation.

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KOYO: Leading Manufacturer of Bearings and Transmission Technology
KOYO is a globally recognized manufacturer specializing in high-quality bearings and advanced transmission technology. Founded in 1921, KOYO has established itself as a pioneer in the industry with nearly a century of expertise and innovation.
Company History
Since its inception in Japan, KOYO has consistently evolved to meet the changing demands of industrial applications. In the mid-20th century, KOYO expanded its technology portfolio by incorporating cutting-edge manufacturing processes that enhanced product durability and performance. Today, KOYO is part of JTEKT Corporation, a leader dedicated to automotive components and industrial products.
Product Range
The extensive KOYO product lineup addresses a wide array of bearing and transmission needs:
- Ball Bearings: Deep groove, angular contact, and thrust ball bearings designed for smooth rotational performance.
- Roller Bearings: Cylindrical, tapered, spherical, and needle roller bearings suitable for heavy load and shock resistance.
- Automotive Bearings: Specialized bearings for wheel hubs, transmission systems, and engine components.
- Precision Bearings: High-accuracy bearings for machine tools, robotics, and aerospace applications.
- Transmission Technology: Gearboxes, steering systems, and other transmission-related components tailored for industrial and automotive sectors.
Main Focus and Technologies
KOYO is committed to delivering innovative bearing solutions that optimize machinery efficiency and reliability. Key technologies include:
- Advanced Material Science: Use of high-grade steel and ceramics to extend bearing life.
- Sealing Technology: Enhanced seals to prevent contamination and maintain lubrication integrity.
- Smart Bearings: Integration of sensors for predictive maintenance and condition monitoring.
- Low Friction Designs: Bearings engineered to reduce energy loss and heat generation.
Application Areas
KOYO bearings and transmission components serve a diverse range of industries, including:
- Automotive Industry: Engines, transmissions, wheels, and chassis applications.
- Industrial Machinery: Manufacturing equipment, conveyors, and heavy machinery.
- Aerospace: High-precision bearings for aircraft systems.
- Robotics and Automation: Compact, precision bearings for robotic arms and automation systems.
- Renewable Energy: Bearings for wind turbines and solar tracking systems.
Company Headquarters
KOYO's headquarters are located in Japan, reflecting its strong roots in Japanese manufacturing excellence. As part of the JTEKT Corporation network, KOYO benefits from a global presence with production and sales facilities distributed worldwide to support regional markets effectively.