7
Specifications
Model Number ...................................................................... GH-1640ZX .............................. GH-1660ZX
Stock Number.............................................................................. 321930 ..................................... 321940
Capacities:
Swing over Bed (in.)............................................................................. 16 ............................................. 16
Swing over Cross Slide (in.) ................................................................. 10 ............................................. 10
Swing Through Gap (in.) ................................................................ 25-7/8 ....................................... 25-7/8
Length of Gap (in.)......................................................................... 12-1/4 ....................................... 12-1/4
Distance between Centers (in.) ............................................................ 40 ............................................. 60
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 .......................................... 122 ........................................... 122
Range of Longitudinal Feeds (in./rev.)............................0.0015 to 0.0913 .......................0.0015 to 0.0913
Range of Cross Feeds (in./rev.) .....................................0.0006 to 0.0365 .......................0.0006 to 0.0365
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)................................................. 0.05 to 20 ................................. 0.05 to 20
Compound and Carriage:
Maximum Tool Size (in.) .................................................................. 1 x 1 ......................................... 1 x 1
Maximum Compound Slide Travel (in.)............................................. 5-1/8 ......................................... 5-1/8
Maximum Cross Slide Travel (in.) .......................................................... 9 ............................................... 9
Carriage Travel (in.) ............................................................................. 35 ............................................. 55
Tailstock:
Tailstock Spindle Travel (in.) .................................................................. 5 ............................................... 5
Tailstock Taper ................................................................................MT-4 .........................................MT-4
Steady Rest Capacity (in.) ..................................................... 1/2 to 3-1/2 ............................... 1/2 to 3-1/2
Follow Rest Capacity (in.) ............................................................ 3/8 to 7 ..................................... 3/8 to 7
Width of Bed (in.) ........................................................................... 13-3/8 ....................................... 13-3/8
Overall Dimensions (in.)(LxWxH) .................................... 97-1/2 x 40 x 48 ...................... 116-1/2 x 40 x 48
Motor ................................................................7-1/2HP, 3Ph, 230/460V* ..........7-1/2HP, 3Ph, 230/460V*
Approximate Net Weight (lbs.) ......................................................... 5475 ......................................... 5795
*pre-wired 230V
