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Description
Jet 321940 GH-1660ZX, 3-1/8" Spindle Bore Geared Head Lathe
The Jet 321940 ZX series large spindle bore lathe is a JET exclusive. The 3-1/8 Inch spindle bore is supported by two tapered and one ball bearing, while the headstock gears are hardened, ground, shaved and composed of chrome molybdenum. The universal gearbox allows inch, metric, diametral, and module pitch threads with no change of gears required. The carriage features one-shot lubrication, Turcite-B on bed sliding surfaces, and five position automatic carriage stops to increase productivity. The T-slotted compound slide features a four-way tool post. A removable gap allows up to 23-5/8 Inch diameter work. The high quality ANSI Class 50 wear-resistant cast iron bed ways are hardened and ground, while the one-piece cast iron base absorbs vibration allowing for heavier cuts.
- 3-1/8 bore spindle is supported by two tapered and one ball bearing
- Chrome molybdenum headstock gears are hardened, ground, and shaved
- Carriage Feature one-shot lubrication and Turcite B on bed sliding surfaces
- T-slotted compound slide featuring a four-way tool post
- One-piece cast iron base absorbs vibration allowing heavier cuts
- Removable gap allows up to 25-7/8 diameter work
- Five position automatic carriage stop increases productivity
- Attractive chrome control levers, dials, and knobs complete this impressive package
Specifications:
- Motor: 7-1/2 HP, 230/460V Pre-wired 230V 3 Ph
- Spindle Bore: 3-1/8
- Spindle Mount: D1-8
- Number Of Spindle Speeds: 12
- Range Of Spindle Speeds: 25 - 1,800 RPM
- Range Of Inch Threads: 1-5/8 - 72
- Number Of Inch Threads: 61
- Range Of Metric Threads: 0 .05 - 20 mm
- Number Of Metric Threads: 24
- Distance Between Centers: 60 Inch
- Width Of Bed: 13-3/8 Inch
- Swing Over Bed: 16 Inch
- Length Of Gap: 12-1/4 Inch
- Swing Through Gap: 25-7/8 Inch
- Compound Slide Travel: 5-1/8 Inch
- Cross Slide Travel: 9 Inch
- Swing Over Cross Slide: 10 Inch
- Range Of Longitudinal Feeds: 0.0015 - .0913 in./rev.
- Range Of Cross Feeds: 0 .0006 - .0365 in./rev.
- Number Of LongitudinalCross Feeds: 122
- Spindle Taper W/ Sleeve: MT-7 (MT-5)
- Maximum Tool Size: 1 x 1 Inch
- Carriage Travel: 55 Inch
- Taper In Tailstock Spindle: MT-4
- Tailstock Spindle Travel: 5 Inch
- Steady Rest Capacity: 3/8 Inch - 7 Inch
- Follow Rest Capacity: 1/2 Inch 3-1/2 Inch
- Height: 66 Inch
- Width: 44 Inch
- Length: 115.5 Inch
Includes:
- 10 Inch 3-jaw scroll chuck with top reversing jaws
- 12 Inch 4-jaw independent chuck
- 12 Inch face plate (16 models)
- 16 Inch face plate (18 models)
- Four-way tool post
- Follow rest
- Large capacity steady rest
- Fully integrated coolant system
- Full length splash guard and coolant return
- Large easy to use foot brake
- Articulating halogen work lamp
- Centrally located controls with jog button
- Threading dial
- Mounting pads and levelers
- Spindle sleeve (MT-7 to MT-5)
- Dead center
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