Bridgeport Step Pulley Mill Spindle Pulley – OEM #2190055
Replace a worn or damaged spindle pulley with this premium replacement for American-made Bridgeport step pulley milling machines. Unlike cast pulleys, this pulley is precision-machined from solid 6061 aluminum for excellent strength, durability, and consistent performance.
Designed as a direct replacement for OEM #2190055, it features a 1-7/16″ inside diameter with a 1/4″ keyway for a secure fit on compatible machines.
Specifications
- OEM Part Number: 2190055
- Fits American-made Bridgeport step pulley milling machines
- Material: Machined 6061 aluminum
- Inside Diameter: 1-7/16″
- Keyway: 1/4″
Features
- Precision-machined from solid 6061 aluminum
- Not a cast pulley
- Direct replacement for the original OEM component
- Helps restore smooth spindle operation
- Durable, corrosion-resistant construction
- Ideal for machine maintenance, repair, and restoration
Please verify your machine model and pulley dimensions before ordering to ensure compatibility.






