JET JTM-4VS Variable Speed Milling Machines
Constructed using the Meehanite® casting process, JET Variable Speed Milling Machines provide consistent and reliable operation. Precision bored and honed milling heads ensure quality cuts, and the three-stage power downfeed with automatic stop makes the JET Variable Speed Milling Machines easy to use. Available in single or three phase power configurations, the JET JTM-4VS Series mills are backed by the industry leading two year full service and parts warranty.
Features:
- FREE SHIPPING!
- Certified Meehanite® Castings
- 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:
| Model | JTM-4VS | JTM-4VS-1 |
| Item Number | 690182 | 690180 |
| Motor (HP) | 3 HP, 230/460V, 3Ph | 2 HP, 115/230V, 1Ph |
| Spindle Taper (In. x TPI) | R-8 | |
| Table Size (L x W) | 9" x 49" | |
| Quill Diameter | 3-3/8" | |
| Number of Spindle Speeds | Variable | |
| Range of Spindle Speeds (RPM) | 60 - 4,200 | |
| Quill Down Feed Rates (IPR) | .0015 - .003 - .006 | |
| Spindle Travel | 5" | |
| Head Movement (Deg.) | 90° R & L, 45° F & B | |
| Max Distance Spindle to Table | 17-1/2" | |
| Distance Spindle to Column (Max.) | 19" | |
| Distance Spindle to Column (Min.) | 4-1/2" | |
| Collet Capacity | 1/8 - 7/8 | |
| Table Longitudinal Travel | 34" | |
| Table Longitudinal Travel With Powerfeed | 28-3/4" | |
| Table Cross Travel | 12" | |
| T-Slots Number and Size | 3 and 5/8" | |
| T-Slot Centers | 2-1/2" | |
| Work Table Weight Capacity | 660 lbs. | |
| Travel of Knee | 14-1/2" | |
| Travel of Ram | 13-3/8" | |
| Overall Dimensions (L x W x H) | 66" x 63" x 85" | |
| Weight | 2420 lbs. | |
