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LATHES, ENGINE (Also See Lathes, Engine, Gap or Tracer & Copying)

46" x 396" American #4025-31, 31" OCS, taper, 1978, #6230

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46" x 396" American #4025-31, 31" OCS, taper, 1978, #6230
Swing Over Bed ............................ 46 1/2"
Swing Over Carriage Wings ................. 44"
Swing Over Cross Slide .................... 31"
Center Distance(33 Ft.)................... 396"
Domestic Shipping Weight .................. 54,550 Lbs
Max. Size Motor Recommended .............. 60 H.P.
Coolant Capacity - Base Length ............ 60 Gal.

Headstock
Length of Bed ............................. 49-1/2"
Hole in Spindle ........................... 2-7/8"
Number of Spindle Speeds .................. 27
Taper of Center............................ #6MT
High Range 27 Speed Head .................. 9-900 RPM
Medium Range 27 Speed Head................. 7-1/2-750 RPM
Low Range 27 Speed Head.................... 6-600RPM
Spindle Radial Load Capacity
Front Bearing at 100 RPM.................. 53,300LBS.
Center Bearing at 100 RPM ................ 29,300LBS.
Spindle Thrust Load Capacity
Front Bearing at 100 RPM ................. 47,600LBS.

Gearbox
Number of Threads and Feeds ............... 60
Standard Thread Range per Inch ............ 1/2"-30"
Standard Feed Range per Revolution ........ .004"-.240"

Coarse Thread Range per Inch .............. 1/4" - 7-1/2"
Coarse Feed Range per Revolution .......... .016-.480

Leadscrew Diameter......................... 2-1/2"
Leadscrew Pitch ........................... 1/2"
Oil Capacity Manual(preselect) ............ 32-1/2 Gal.

HP of Power Rapid Traverse Motor........... 1-1/2 HP
HP of Lube Pump Motor ..................... 2 HP

Carriage
Length of Bed.............................. 42"
Bridge Width .............................. 15"
Square Inches of Bearing on Vees .......... 386
Cross Slide Travel......................... 21-1/2"
Top Slide Travel .......................... 8"
Size Tool - Round Tool Holder ............. 1 X 2
High Duty Tool Holder ..................... 1 X 2
Four Way Tool Block ....................... 1-1/2 X 1-1/2
Tool Holder Size (Except 4 Way)............ No. 5


Bed and Tailstock
Bed Width - Depth ......................... 32" - 21-1/2"
Width of Hardened Outer Vees .............. 3-3/4"
Tailstock Spindle Diameter ................ 7-1/2"
Tailstock Spindle Travel .................. 18"
Tailstock Spindle Length .................. 42-3/4"
Tailstock Center Taper .................... #6 MT

Equipped With:
Taper Attachment
32" Steady Rest
25" Steady Rest
15" Steady Rest
43" 4 Jaw Bolt on Type Chuck
Tool Post
Coolant
Coolant Pan
Rapid
IN/MT Threading

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