Bridgeport Step Pulley Mill Spindle Pulley Hub – OEM #2193478
Replace a worn or damaged spindle pulley hub with this direct replacement for American-made Bridgeport step pulley milling machines. The pulley hub is a key component of the spindle drive assembly, providing a secure connection between the spindle and pulley for smooth, reliable power transmission.
Manufactured to replace OEM #2193478, this hub is ideal for machine repairs, spindle rebuilds, and routine maintenance.
Specifications
- OEM Part Number: 2193478
- Fits American-made Bridgeport step pulley milling machines
- Component: Spindle pulley hub
Features
- Direct replacement for the original OEM pulley hub
- Precision-machined for an accurate fit
- Supports smooth and reliable spindle drive operation
- Durable construction for long service life
- Ideal for machine maintenance, repair, and restoration
Please verify your machine model and OEM part number before ordering to ensure compatibility.






