Lovejoy AL050 Aluminum Coupling Hub 5/8 Inch Bore

Lovejoy AL050 Aluminum Coupling Hub 5/8 Inch Bore

The Lovejoy AL050 Aluminum Coupling Hub with 5/8 inch bore is a precision-machined jaw coupling component designed for dependable torque transmission in compact mechanical drive systems. Manufactured from lightweight aluminum, this hub helps connect rotating shafts while reducing vibration, compensating for minor misalignment, and supporting smooth power transfer in demanding applications.

Ideal for use with compatible AL050 jaw spiders and mating hubs, this coupling component is commonly used in electric motors, pumps, gearboxes, compressors, and industrial automation systems. Its corrosion-resistant aluminum construction, high operating speed capacity, and proven Lovejoy design make it a trusted solution for maintenance, repair, and OEM power transmission assemblies.

Key Features

• Precision 5/8 inch bore for secure shaft fit
• Durable aluminum construction for lightweight performance
• Designed for Lovejoy AL050 jaw coupling assemblies
• Helps reduce vibration and absorb shock loads
• Supports speeds up to 18,000 RPM
• Corrosion-resistant and suitable for demanding environments
• Compatible with industrial power transmission systems

Applications

• Electric motor drives
• Pump shaft connections
• Gear reducers
• Compressors
• Blowers and fans
• Packaging equipment
• Industrial automation systems
• General machinery power transmission

Specifications

• Manufacturer: Lovejoy
• Part Number: AL050 5/8
• Product Type: Jaw Coupling Hub
• Coupling Size: AL050
• Bore Size: 5/8 inch
• Hub Material: Aluminum
• Outside Diameter: 1.08 inches
• Overall Length: 1.71 inches
• Length Through Bore: 0.62 inches
• Maximum Speed: 18,000 RPM
• Nominal Torque: 26.3–50 in-lbs (depending on spider material)
• Shaft Locking Type: Set Screw / Keyway variant dependent
• Standards: ANSI B92.1A, ANSI/AGMA compliant

FAQ

What is the Lovejoy AL050 coupling used for?
It is used to connect rotating shafts in power transmission systems while accommodating minor misalignment and reducing vibration.

Does this coupling hub require a spider insert?
Yes, it is designed to operate with a compatible AL050 elastomer spider and a matching coupling hub.

Can this coupling be used in high-speed applications?
Yes, the AL050 aluminum hub is rated for speeds up to 18,000 RPM when installed correctly.

Is the Lovejoy AL050 suitable for pump and motor connections?
Yes, it is commonly used in direct-drive pump and motor applications.

What makes aluminum coupling hubs beneficial?
Aluminum provides reduced weight, corrosion resistance, and reliable performance in many industrial environments.