JATAS Machinery Sales, Inc. 
503 Frontage Ave. W - Underwood, MN 56586 
1-800-743-2435 / 1-218-826-6464 
 
 
BRIDGEPORT 
MILL 
Model: Series I 
 
 
SPECIFICATIONS: 
 
Range       
      
      
 
      
 
      
 
      
 
      
 
 
   
 
 
Table travel (X axis)      30” 
Saddle Travel (Y axis)      12” 
Quill travel      5” 
Quill travel w/3rd axis      4.5” 
Knee travel (Z axis)      16” 
Ram travel      12” 
Throat distance (min)      6.75” 
Throat distance (max)      18.75” 
Table to spindle nose gage line (min)      2.5” 
Table to spindle nose gage line (max)      18.25”
Table
 
Overall size      48” x 9” 
Working Surface      48 x 9” 
Height above floor (max)      47.4” 
Max Uniform load      300 lbs 
T-slots      3@ 2.5” Center 
T-slot size      .625” 
Space and Weight
 
Floor area (door open)      8.2 x 7.3’ 
Floor area (door closed)      8.2 x 5.3’ 
Height      6.8’ 
Net Weight      2340 lbs 
Shipping Weight      2900 lbs 
Spindle
 
AC Spindle motor ratings (continuous)      2 hp 
Power rating      3 hp 
Duty Cycle      30 min. duty rated 
Spindle speed Hi      500 — 4200 rpm 
Spindle speed Low      60-500 rpm 
Spindle diameter      1.875” 
Quill diameter      3.375” 
Spindle taper      R-8 
Tooling      R-8 Collets 
Tool Holder      Erickson Quick change #30 ISO 
Spindle Taper      #200 Universal 
Tool Holder      Universal #200 Kwik switch 
Positioning
 
Auto (X,Y)      100 ipm 
Manual (X,Y)      100 ipm 
Feed rate range (X,Y)      .01 — 100 ipm 
Min increment      0.0001” 
Machine and Control Performance
 
Positioning accuracy over saddle      ± 0.001 
Positioning repeatability over saddle      ± 0.0008” 
Input resolution      0.0001” 
Servo resolution      0.0001” 
Display resolution      0.0001” 
BPC2M PC Control system 
Full 3 Axis DRO 
Simultaneous 2 axis linear or 2 axis circular Interpolation 
10.5” color conversational display 
Absolute and incremental programming 
Automatic corner rounding 
Mathematical help modes 
Powerful canned cycles for machining arcs, diagonals, circles, bolt hole patterns, pocket milling and more 
Cutter diameter compensation 
English/metric conversion 
1000 block program storage 
Disk storage (standard 3.5” diskette, HC 1.44 Mb (12,000’) 
8 Mb PC Flash disk 
Maintenance, diagnostic and program error message display 
Part program loading: RS-232 bi-directional communication link 
Input/Output: 1 RS-232 serial port 
Maintenance: Diagnostic routines embedded in system
Power
 
Input power: 208/230/460 volts 3 phase, 50/60 cycles 
Power capacity: 4kVA 
Standard Features
 
Automatic centralized lubrication syste 
Chrome plated ways 
Electrics: NFPA/NEMA-12 Standards, UL listed
 
 
 
Condition:   
 
Excellent
 
EQUIPPED WITH:
 
 
 
 
DELIVERY:  In Stock 
F.O.B:  MN 
 
PRICE:  $19,500.00
 
 
 
 
 
 
 
 
 
 
Contact JATAS