Jet GH-1440ZX, Operation And Maintenance Instructions

8

5.3

  Specifications: 18-inch lathe

 
Model Number ............................................................................... 

GH-1860ZX

................................... 

GH-1880ZX 

Stock Number .......................................................................................321960.......................................... 321970 

 
Capacities: 

Swing over Bed (in.) ......................................................................................18.................................................. 18 
Swing over Cross Slide (in.) ..........................................................................11.................................................. 11 
Swing Through Gap (in.) ...............................................................................27.................................................. 27 
Length of Gap (in.) ........................................................................................12.................................................. 12 
Distance between Centers (in.) .....................................................................60.................................................. 80 
 

Headstock: 

Spindle Bore (in.) ..................................................................................... 3-1/8.............................................. 3-1/8 
Spindle Mount ........................................................................................... D1-8.............................................. D1-8 
Spindle Taper with Sleeve ............................................................ MT-7(MT-5)................................... MT-7(MT-5) 
Number of Spindle Speeds ...........................................................................12.................................................. 12 
Range of Spindle Speeds (RPM) .....................................................25 to 1800..................................... 25  to  1800 
 

Gearbox: 

Number of Longitudinal and Cross Feeds ................................................46/31............................................. 46/31 
Range of Longitudinal Feeds (in./rev.) ...................................0.0015 to 0.0900........................... 0.0015 to 0.0900 
Range of Cross Feeds (in./rev.) .............................................0.0010 to 0.0360........................... 0.0010 to 0.0360 
Number of Inch Threads ...............................................................................61.................................................. 61

Range of Inch Threads (in.) ............................................................ 1-5/8 to 72..................................... 1-5/8  to  72 
Number of Metric Threads ............................................................................24.................................................. 24 
Range of Metric Threads (mm) ......................................................0.50 to 20.0................................... 0.50 to 20.0 
Number of Diametral Threads .......................................................................45.................................................. 45 
Range of Diametral Threads ....................................................... 3-1/4 – 96DP................................. 3-1/4  –  96DP 
Number of Module Threads ..........................................................................20.................................................. 20 
Range of Module Threads ............................................................ 0.25 – 10MP.................................. 0.25 – 10MP 
 

Compound and Carriage: 

Maximum Compound Slide Travel (in.) .................................................... 5-1/8.............................................. 5-1/8 
Maximum Cross Slide Travel (in.) ...................................................................9.................................................... 9 
Carriage Travel (in.) ......................................................................................55.................................................. 74 
 

Tailstock: 

Tailstock Spindle Travel (in.) ...........................................................................6.................................................... 6 
Tailstock Taper ......................................................................................... MT-5.............................................. MT-5 
 
Steady Rest Capacity (in.) ............................................................. 3/8 to 7-3/4.................................... 3/8  to  7-3/4 
Follow Rest Capacity (in.) .............................................................. 1/2 to 3-1/2.................................... 1/2  to  3-1/2 
Width of Bed (in.) ................................................................................... 13-1/8............................................ 13-1/8 
Overall Dimensions (in.)(LxWxH) ........................ 111-3/8

x

41-5/16

x

51-7/8......... 130-5/8

x

41-5/16

x

51-7/8 

Motor ........................................................................7-1/2HP, 3PH, 230/460V*............. 7-1/2HP, 3PH, 230/460V* 
Approximate Net Weight (lbs.) ..................................................................5320.............................................. 5949 
 
 

*pre-wired 230V