USED BRIDGEPORT SERIES I
Overview
The Bridgeport Series I Knee Mill is one of the most iconic manual milling machines ever produced. Renowned for its versatility, durability, and precision, the Series I has been the backbone of toolrooms and maintenance departments for generations. Its variable-speed head, rigid knee design, and wide selection of available tooling make it suitable for drilling, boring, slotting, and light production milling operations.
Specs
Lot 76: Bridgeport Series I 2HP Vertical Milling Machine, 9" x 42" Table, Variable Speed, Acu-Rite III 2 Axis DRO, Power Table Feed
Electrics:
200/220/440 Volt, 3 Phase
Main Unit Approx Weight: 2500.00 lbs
Main Unit Dimensions (in inches): Length: 58.00" Width: 50.00" Height: 89.00"
Specs:
Table Size: 9" x 42"
Longitudinal Travel: 30" for 42" Table
Cross Travel: 12"
Quill Travel: 5" Hand or Power Feed
Knee Travel: 16"
Power Quill Feeds: (3) .0015 / .003 / .006 IPR
Spindle Taper: R-8
Spindle Speeds: 60-4200 RPM Variable
Spindle Nose to Table Min-Max: 2.5" - 18.75" Plus 7" For Riser
Spindle Center to Column Distance: 6.75" - 18.75"
Overarm Ram Adjustment: 12" Manual Adjustment
Max Table Load: 750 Lbs.
Head Swivel Left to Right: +/- 90 Degrees
Head Tilt Front to Back: +/- 45 Degrees
Spindle Drive: 2 HP
Seller Company: Columbia Precision Machine
Seller Contact: Machinesused Auction Phone: (763) 745-1166
Location Contact: Machinesused Auction Phone: (764) 745-1166
Inspection Date & Time: Friday, September 25, 2026, 9AM to 4PM or By Appointment
Dock Door: 118 "X x 107"H Ground Door, 84"W x 108"H Truck Level Dock Door
Loading Dock: Gound and Truck Level Doors
Removal Dates and Times: This item must be removed between Monday, October 5, 2026 and Thursday, October 8, 2026
Equipped With
Variable Speed Spindle to 4,200 RPM, 5"Power Quill Feed, 9" x 42" Table,Acu-Rite III 2-Axis Digital Readouts, Bridgeport Variable Speed Power Table Feed, R8 Spindle Taper, Draw Bar, Knee Handle, Quill Handle, Bijur 1-Shot Lubrication, 7" Riser
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