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MODEL 657 NEW BRITAIN 6 SPINDLE AUTOMATIC CHUCKING

Automatics and Screw Machines
Manufacturer:
MISC.
Model:
657
Year:
1964
Stock #:
2377
MODEL 657 NEW BRITAIN 6 SPINDLE AUTOMATIC CHUCKING

REBUILT IN 1988

Number of spindles 6
Maximum chuck capacity 5-7/8"
Tool slide travel 3", 4", or 6"
Maximum lower and rear cross slide travel 2.313"
Maximum lower and rear cross slide feed 1.406" - 3"
1.337" - 4"
1.208" - 6"
Spindle speed range 327-1738 RPM
Approximate weight 19,000 lbs.

MOTOR SPECIFICATIONS

25 HP AC Main drive motor & controls
2 HP AC Hydraulic motor

Ball bearing spindle bearings
Multiple disc spindle clutches
Universal threading attachment - 1st position
Offset drive for universal threading
attachment - 1st & 6th positions
Six (6) 3-jaw chucks
Four (4) cross slides - 2nd, 3rd, 5th & 6th positions
End slide tool holders
Flat type chip conveyor
One set of cams & gears
Splash guards

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