Timken A4138 1.375 in 1 3/8" Single, Tapered Roller Bearing Cup

# Tapered Roller Bearing Cup The **Timken A4138** is a precision-engineered single tapered roller bearing cup designed for optimal performance in various automotive and industrial applications. This bearing cup is manufactured by Timken, a global leader in engineered bearings known for its commitment to quality, innovation, and reliability. With a robust design and high-quality materials, the A4138 is engineered to meet the demanding requirements of modern machinery. ## Key Features • **Dimensions**: 1.375 inches (1 3/8") inner diameter, providing a perfect fit for compatible components. • **Tapered Design**: The tapered geometry allows for efficient load distribution and enhanced performance under axial and radial loads. • **Durable Construction**: Made from high-quality steel, ensuring longevity and resistance to wear and fatigue in challenging environments. • **Precision Engineering**: Designed to meet strict manufacturing tolerances, ensuring reliable operation and reduced maintenance needs. • **Compatibility**: Ideal for use in a variety of automotive and industrial applications, including gearboxes, wheel hubs, and transmissions. ## Applications • **Automotive Industry**: Perfect for use in vehicles, ensuring smooth operation of rotating components such as wheels and axles. • **Industrial Machinery**: Suitable for heavy-duty applications in manufacturing and processing equipment, providing reliable support for rotating shafts. • **Aerospace and Energy**: Used in critical applications where precision and durability are paramount, contributing to overall system performance. ## Benefits • **Enhanced Reliability**: The tapered roller design improves load-carrying capacity and reduces the risk of failure, ensuring long service life. • **Operational Efficiency**: Reduces friction and operational resistance, leading to improved energy efficiency and lower operational costs. • **Minimized Downtime**: Durable construction and precision design decrease maintenance frequency and prolong equipment life, minimizing unexpected breakdowns. --- *Product information compiled with AI assistance for reference purposes.*