Bridgeport SERIES 1 Vertical 4200 RPM

BRIDGEPORT SERIES 1


Bridgeport Series 1 Vertical Mill
1 1/2 HP Head,
Newall DP700 DRO,
Maxi Torque-Rite Power Draw Bar,
9"x48" Table
Power Quill Feed
One Shot Lube
R8 Spindle
R8 Collets
SERIES I Range

Saddle Travel (Y-Axis) 12in. (305mm)
Quill Travel 5 in. (127mm)
Knee Travel (Z-Axis)* 16 in. (406mm)
Ram Travel 12 in. (305mm)
Throat Distance (min.) 6.75 in. (171mm)
Throat Distance (max.) 18.75 in. (476mm)
Table to Spindle Nose Gage Line (min.) 2.5 in. (64mm) (max.) 18.25 in. (463mm) Table Overall Size 48 x 9in.

Working Surface 48 x 9in.
T-slots Centers 3 @ 2.5in. (64mm)
T-slot Size 0.625in. (16mm)
Height above Floor (max.) 47.25in. (1200mm)
Weight of Workpiece (max.) 750lbs. (340kg.)
Spindle (2J Head) AC Power Rating (30 min. duty cycle)
1 1/2 HP
Spindle Taper R-8 Tooling
R-8 Collets
Speed Range High (infinitely variable) 500 – 4200 RPM @ 60 Hz Low 60 – 500 RPM @ 60 Hz
Power Quill Feed (3) 0.0015 in./rev (0.038mm) 0.003 in./rev (0.076mm) 0.006 in./rev (0.152mm)
Drilling Capacity Power Quill Feed 3/8 in. (9.5mm)
Milling Capacity (mild steel) 2 CI/min.
Boring Range (mild steel) 6 in. dia. (152mm)
Spindle Diameter 1.875 in. (48mm)
Quill Diameter 3.375 in. (86mm)
Positioning Feedrate Range (X, Y) 0.50-35 ipm (13-889mm/min)
Minimum Increment 0.0001in. (0.003mm)
Space and Weight Floor Area 8.3 x 7.8 ft. (2.53 x 2.4m)
Height 87 in. (2.21m)
Net Weight 1930 lb. (875kg)
Shipping Weight 2075 lb. (941kg)
Power Input Power 208/230/460 volts 3 phase, 50/60 cycle
Power Capacity 4kVA