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For Sale by Heavy Wall Consulting
Surplus Record Dealer Since 2026
Location: Stanton, CA
Contact Jackson Barry
Phone Number: 562...> Show Phone Number 562-488-3494
Let the seller know you found their listing on Surplus Record!
$4,699 USD
Description
Bridgeport Step Pulley Milling Machine with Southwestern ProtoTRAK MX3 Controller – AS-IS
Bridgeport Step Pulley Vertical Milling Machine, outfitted with a Southwestern Industries ProtoTRAK MX3 CNC Controller. This machine has not been in operation for a while, and the ProtoTRAK controller is not working. The exact issue with the controller is unknown, and we have not diagnosed the problem. The machine is being sold as-is, with no guarantees or warranties. It has been cleaned since these photos were taken.
This is an excellent opportunity for someone who wants to troubleshoot and repair the control system, retrofit it with a new controller, or use it as a manual milling machine.
Specifications:
- Brand: Bridgeport
- Type: Step Pulley Vertical Milling Machine
- Spindle Motor: 1 HP
- Voltage: 220V, 3-Phase
- Spindle Taper: R8
- Table Size: Approx. 9” x 42”
- Table Travel (X-Axis): Approx. 30”
- Saddle Travel (Y-Axis): Approx. 12”
- Knee Travel (Z-Axis): Approx. 16”
- Quill Travel: 5”
- Power Feed: Present on X-Axis
- Digital Readout (DRO): Integrated with the ProtoTRAK System (non-functional)
Additional Features:
- Southwestern ProtoTRAK MX3 CNC Controller – Non-working, exact issue unknown
- Power Drawbar Installed – Appears to be pneumatic (not tested)
- X-Axis Power Feed – Untested
- Manual Handwheels Intact – Could be used as a manual mill
Inquire Further with Heavy Wall Consulting!
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