USED 1989 BRIDGEPORT SERIES I

1989/2015 Bridgeport Series I 3-Axis CNC Mill9" x 42" Table | ProtoTrak MX3 CNC (2015 Retrofit) | Full Tooling Package"Modern CNC Precision on the Industry's Most Trusted Frame"Available for acquisition is a 1989 Bridgeport Series I vertical knee mill that was professionally upgraded in 2015 with a 3-axis ProtoTrak MX3 CNC system. This isn't just a standard vintage mill; the 2015 retrofit ensures modern drive electronics, newer cabling, and precision ball screws for superior reliability and accuracy.This machine is equipped for high-efficiency production, featuring a Power Drawbar for 3-second tool changes, a Genuine Kurt 6" Vise, and a Newall Digital Readout. With full 3-axis automation (X, Y, and Z-Quill), this Bridgeport excels at everything from complex 3D contouring and pocketing to automated high-speed drilling cycles.Technical SpecificationsBase Machine: 1989 Bridgeport Series I (S/N: BR254761)CNC Retrofit Year: 2015 (Complete 3-Axis Electronics & Motors)Control: ProtoTrak MX3 (Conversational & G-Code)Table Size: 9" x 42" (Hardened & Ground)Spindle Motor: 2 HP, 220/440V, 3-PhaseSpindle Speed: 60 – 4,200 RPM (Variable Speed)Ways: Hard-Chrome Dovetail Ways (Excellent Condition)Travels: 30" (X) x 12" (Y) x 5" (Z-Quill CNC Controlled)Premium "Turn-Key" Package InclusionsPneumatic Power Drawbar: Significantly reduces downtime by allowing rapid, push-button tool changes.Genuine Kurt 6" AngLock Vise: The American standard for workholding. Includes handle and ensures zero jaw-lift for maximum part parallelism.Newall 2-Axis DRO: Integrated with the CNC system using Spherosyn IP67 scales—completely waterproof and oil-proof for lifetime reliability.Full R8 Collet Set: Complete range from 1/8" to 3/4", allowing you to start machining immediately upon installation.2015 ProtoTrak MX3 System: Features updated 3-axis drive motors and glass scale feedback for high-precision positioning.

Table Size: 9" x 42"
S/N: BR254761
* Spindle Motor: 2 HP, 220/440V, 3-Phase