• Hardened and ground gears are featured in the headstock and gearbox
• Dl-4 spindle is precision ground for accuracy and supported by high-quality tapered roller bearings
• Headstock is constantly oiled during operation
• Splined, not keyed, shafts are utilized in the headstock
• Gearbox gives large threading and feed capabilities with no gear change
• V-way bed design is induction hardened and ground
• Gap bed section provided for larger diameter work
• Independent leadscrew and feed rod
• Spindle actuation control is apron mounted
• Inch-metric dials are standard
• Compound and cross slide have backlash elimination
• Adjustable gibs are incorporated in the carriage and slideways
• Tailstock may be offset for turning tapers and includes an inch-metric graduated quill
• Tolerance test certificate included
Standard Equipment-
• Heavy-Duty Stand
• 6" 3-Jaw Direct Mount Chuck with Top Reversing Jaws
• 8" 4-Jaw Chuck
• 12" Face Plate
• Four-way Tool Post
• Steady and Follow Rest
• Micro-Carriage Bed Stop
• Front Removable Chip Tray
• Spindle Jog Button
• Foot Brake
• Coolant System with Splash Guard
• Metric Change Gears
• Halogen Work Lamp
• Centers and Headstock Center Sleeve
• Threading Dial
• Tool Box and tools
Jet GH-1440W-1 Product Specifications-
• Swing Over Bed (in.): 14
• Swing Over Cross Slide (in.): 8-1/2
• Swing Through Gap (in.): 20
• Distance Between Centers (in.): 40
• Spindle Bore (in.): 1-1/2
• Spindle Mount: Dl-4
• Spindle Taper (With Sleeve): MT-5 (MT-3)
• Number of Spindle Speeds: 12
• Range of Spindle Speeds (RPM): 40 - 1,800
• Number of Longitudinal and Cross Feeds: 40
• Range of Longitudinal Feeds (in./rev.): 0.0012 - 0.0294
• Range of Crossfeeds (in./rev.): 0.0003 - 0.0103
• Number of Inch Threads: 40
• Range of Inch Threads: 4-112TPI
• Number of Metric Threads: 22
• Range of Metric Threads (mm): 0.45 - 7.5
• Maximum Tool Size (in.): 5/8 x 5/8
• Maximum Compound Slide Travel (in.): 3-1/2
• Maximum Cross Slide Travel (in.): 6-3/8
• Maximum Carriage Travel (in.): 37-1/2
• Tailstock Spindle Travel (in.): 4-3/4
• Taper in Tailstock Spindle: MT-3
• Steady Rest Capacity (in.): 3-3/4
• Follow Rest Capacity (in.): 2-3/4
• Width of Bed (in.): 10-1/2
• Motor: 3HP, 230V, 1Ph
• Overall Dimensions (in./L x W x H): 73-3/4 x 29-1/ 2x 47-1/2
• Net Weight (lbs.): 2191
Collet Closer Features-
• Specially designed for each model
• Precision ground components
• Uses 5C collets
• Rear mounted lever action
• Some drilling and other modification may be required