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Bridgeport #Series-I, knee mill, 2J head, X-Axis power feed, 9" x42" table, 2 HP, 1978

Manufacturer Bridgeport
Model SERIES-I
Year 1978
Table 9.00 - 42.00Table
HP 2 HP
Stock # 1252
Price $4,250

For Sale by Machinery Central

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Description

Bridgeport Series 1 Knee Mill w/ 2 HP 2J Head and Bridgeport X axis P/F new 1978
$4,250.00
SKU: 1252
Bridgeport Series 1 Knee Mill
2 HP 2J Head
Bridgeport X axis P/F
s/n BR193083
new 1978
Collet Tray with R8 Collets
SERIES I
Range
Table Travel (X-Axis, end of table to end of saddle)
without Power Feed 31in. (787mm)
with Power Feed 30 in. (762mm)
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 42 x 9in. (1067 x 299mm)
Working Surface 42 x 9in. (1067 x 229mm)
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) 3 HP (2.2 kW)
(continuous) 2 HP (1.5 kW)
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
Excellent Condition

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