Jet 690183 JTM-4VS Mill with X Powerfeed Installed Jet 690183 JTM-4VS Mill with X Powerfeed Installed
Features-
• Meehanite casting
• Precision bored and honed milling head
• Large diameter quill is chromed
• High precision Class 7 spindle bearings
• Chrome plated motor shaft with lower bearing support
• Spindle head is internally cooled
• Heavy duty splined motor drive
• One piece quill pinion and shaft
• Three stage power downfeed with automatic stop
• Heavy duty spindle brake
• Locks on all movable surfaces
• Precision hardened and ground ways and table
• Adjustable gibs throughout
• Internal coolant tank built into casting base for use with coolant system (coolant pump not included)
• Tolerance test sheet included
• One shot lubrication system
• Way covers
• Draw bar
• Tool box with tools

Specifications:
UPC Code: 662755516207
Height: 85 Inches
Width: 65.5 Inches
Length: 63 Inches
Weight: 2420 Pounds
Shipping Weight: 2420 Pounds
Swing over Bed (in.):
Motor: 3 HP, 230/460V, 3 Ph, Prewired 230V
Swing over Cross Slide (in.):
Number of Spindle speeds: Variable
Swing Through Gap (in.):
Length of Gap (in.):
Spindle Taper: R-8
Distance Between Centers (in.):
Quill Diameter (in.): 3-3/8
Head Movement (deg.): 90° R & L, 45° F & B
Spindle Bore (in.):
Max Distance Spindle to Table ( in.): 17-1/2
Spindle Mount:
Distance Spindle to Column (in.): 19
Spindle Taper W/ Sleeve:
Table Longitudinal Travel (in.): 34
Table Cross Travel (in.): 12
Collet Capacity (in.): 1/8 X 7/8
Number of Longitudinal and Cross Feed Rates:
Range of Longitudinal Feeds (IPR):
T-Slots Number and Size (in.): 3 and 5/8
Range of Cross Feeds (IPR):
T-Slot Centers (in.): 2-1/2
Number of Inch Threads:
Work Table Weight Capacity (lbs.): 660
Range of Inch Threads (TPI):
Travel of Knee (in.): 16
Number of Metric Threads:
Travel of Ram (in.): 14-1/2
2-Axis CNC:
Range of Metric Threads:
3-Axis CNC:
Max Tool Size (in.):
CNC Package:
Compound Slide Travel (in.):
Cross Slide Travel (in.):
Quill Travel (in.):
Carriage Travel (in.):
Quill Travel w/ Powerfeed engaged (in.):
Quill Down feed Rates (IPR): .0015 - .003 - .006
Tailstock Spindle Travel (in.):
Range of Spindle Speeds (RPM): 60 - 4200
Taper in Tailstock Spindle:
Steady Rest Capacity (in.):
Table Size (in.): 9 X 49
Follow Rest Capacity (in.):
Note:
Distance Spindle to Column (min./in.): 4-1/2
Width of Bed (in.):
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