# Shaft Couplings and Collars The Rexnord 10663521 20R31/35 Spacer Hub with Fasteners is a high-quality mechanical component designed for use in a variety of industrial applications. This spacer hub is engineered to provide reliable performance and exceptional durability, making it an essential part of power transmission systems.
Key Features • **Model**: 20R31/35 - Specifically designed to fit a range of shaft sizes for optimal compatibility. • **Construction**: Manufactured from high-strength materials that ensure long-lasting performance under demanding conditions. • **Fasteners Included**: Comes with fasteners for easy installation and secure fitting. • **Dimensions**: Center-to-center distance (C) of 2.540 inches, allowing for precise alignment in mechanical assemblies. • **Design**: Engineered for efficient power transmission, minimizing energy loss and enhancing operational efficiency.
Applications • **Industrial Machinery**: Ideal for use in various types of machinery across industries such as manufacturing, oil and gas, and transportation. • **Power Transmission Systems**: Perfectly suited for applications requiring reliable coupling and alignment of shafts. • **Compatibility**: Works seamlessly with other Rexnord power transmission components, ensuring a cohesive system performance.
Benefits • **Enhanced Reliability**: Built to withstand heavy loads and harsh operating conditions, ensuring minimal downtime. • **Operational Efficiency**: Designed to improve the overall efficiency of power transmission systems by reducing slip and vibration. • **Ease of Installation**: Fasteners included simplify the installation process, saving time and labor costs during setup. --- *Product information compiled with AI assistance for reference purposes.*