American Crane
Key for American Crane 9310
This key is designed for the American Crane 9310 to secure components to rotating shafts. It fits the L-4379 part specification for proper mechanical alignment.
Parts diagram
Compatible models
Specifications
- Part number
- L-4379
- Brand
- American Crane
The key L-4379 serves as a mechanical connector within the American Crane 9310. It is installed into corresponding keyways machined into both a shaft and its mounted component, such as a gear, pulley, or coupling. This configuration creates a positive mechanical lock that prevents relative movement between the shaft and the attached part, ensuring they rotate as a single unit during operation.
This component is compatible with the American Crane 9310 model. It functions by transmitting torque from the drive shaft to the driven element, which is necessary for the mechanical systems involved in crane movement and load lifting. By maintaining this fixed connection, the key ensures that power is transferred efficiently throughout the drivetrain without slippage.
In heavy machinery, keys are used to secure rotating assemblies and manage the forces applied during power transmission. They are designed to withstand shear stresses while maintaining the alignment of drive components, which is necessary for the overall mechanical stability of the rotating system.

