Use and Care Manual

6
6.0 Specifications
Stock Number ............................................................................... 321357A ............................................ 321359A
Model Number .......................................................................... GHB-1340A ....................................... GHB-1440A
Capacities:
Swing Over Bed ..................................................................................... 13" ............................................... 14-1/5”
Swing Over Cross Slide ................................................................. 7-25/32" ........................................................ 9”
Swing Through Gap ......................................................................... 18-3/4" ...................................................... 20”
Length of Gap .......................................................................................... 8” ........................................................ 8”
Distance Between Centers ..................................................................... 40" ...................................................... 40”
Headstock:
Hole Through Spindle ........................................................................ 1-3/8" ................................................. 1-3/8”
Spindle Nose ........................................................................................ D1-4 ................................................... D1-4
Taper in Spindle Nose ......................................................................... MT-5 .................................................. MT-5
Spindle Taper Adapter ........................................................................ MT-3 .................................................. MT-3
Spindle Bearing Type ................................................. Taper Roller Bearing .......................... Taper Roller Bearing
Number of Spindle Speeds ....................................................................... 8 ......................................................... 8
Range of Spindle Speeds ..................................................... 70-2000 RPM ..................................... 70-2000 RPM
Gearbox:
Number of Longitudinal and Cross Feed Rates ................................. 22/22 .................................................. 22/22
Range of Longitudinal Feeds (inch/rev) .......................... 0.0018" – 0.0374" .............................. 0.0018" – 0.0374"
Range of Cross Feeds (inch/rev) .................................... 0.0006" – 0.0130" .............................. 0.0006" – 0.0130"
Number of Inch Threads ......................................................................... 38 ....................................................... 38
Range of Inch Threads .......................................................... 3-1/2 – 80 TPI .................................... 3-1/2 – 80 TPI
Number of Metric Threads ...................................................................... 23 ....................................................... 23
Range of Metric Threads ......................................................... 0.45 - 10mm ....................................... 0.45 - 10mm
Leadscrew ................................................................................ 7/8" × 8 TPI ........................................ 7/8" × 8 TPI
Feed Rod Diameter ............................................................................... 3/4” ..................................................... 3/4”
Compound and Carriage:
Toolpost Type ................................................................................... 4-Way ................................................ 4-Way
Maximum Tool Size ..................................................................... 5/8" x 5/8" .......................................... 5/8" x 5/8"
Maximum Compound Slide Travel ................................................. 2-11/16" ............................................. 2-11/16"
Maximum Cross Slide Travel ........................................................... 6-5/16" ............................................... 6-5/16"
Maximum Carriage Travel ...................................................................... 35" ......................................................35"
Tailstock:
Tailstock Spindle Travel ..................................................................... 3-3/4" ................................................. 3-3/4"
Diameter of Tailstock Spindle ............................................................ 1-1/4" ................................................. 1-1/4"
Taper in Tailstock Spindle ................................................................... MT-3 .................................................. MT-3
Miscellaneous:
Steady Rest Capacity ............................................................... 1/4" – 2-5/8" ....................................... 1/4" – 2-5/8"
Follow Rest Capacity ............................................................... 1/4" – 2-3/4" ....................................... 1/4" – 2-3/4"
Length of Bed ......................................................................................... 54" ......................................................54"
Width of Bed ....................................................................................... 7-3/8" ................................................. 7-3/8"
Height of Bed ......................................................................................... 12" ......................................................12"
Overall Dimensions ................................................ 79"L x 28-1/2"W x 30"H ..................... 79"L x 28-1/2"W x 30"H
Main Motor ................................................................ 2HP, 1PH, 230V only ......................... 2HP, 1PH, 230V only
Net Weight (approx.) ..................................................................... 1155 lbs. ............................................ 1210 lbs.
Shipping Weight (approx.) ............................................................. 1365 lbs. ............................................ 1430 lbs.
The specifications in this manual were current at time of publication, but because of our policy of continuous
improvement, JET reserves the right to change specifications at any time and without prior notice, without incurring
obligations.