8Specifications – 18” LathesModel Number .................................................... GH-1840ZX ............... GH-1860ZX ...............GH-1880ZXStock Number............................................................ 321950 ...................... 321960 ..................... 321970Capacities:Swing over Bed (in.) ......................................................... 18 .............................. 18 ............................. 18Swing over Cross Slide (in.).............................................. 11 .............................. 11 ............................. 11Swing Through Gap (in.)............................................. 27-1/2 ........................ 27-1/2 ....................... 27-1/2Length of Gap (in.)...................................................... 12-1/4 ........................ 12-1/4 ....................... 12-1/4Distance between Centers (in.) ......................................... 40 .............................. 60 ............................. 80Headstock:Spindle Bore (in.).......................................................... 3-1/8 .......................... 3-1/8 ......................... 3-1/8Spindle Mount ............................................................... D1-8 .......................... D1-8 ..........................D1-8Spindle Taper with Sleeve .................................. MT-7(MT-5) ............... MT-7(MT-5) ...............MT-7(MT-5)Number of Spindle Speeds ............................................... 12 .............................. 12 ............................. 12Range of Spindle Speeds (RPM) .......................... 25 to 1800 ................. 25 to 1800 .................25 to 1800Gearbox:Number of Longitudinal and Cross Feeds ....................... 122 ............................ 122 ........................... 122Range of Longitudinal Feeds (in./rev.) ........ 0.0015 to 0.0913 ........ 0.0015 to 0.0913 ....... 0.0015 to 0.0913Range of Cross Feeds (in./rev.) .................. 0.0006 to 0.0365 ........ 0.0006 to 0.0365 ....... 0.0006 to 0.0365Number of Inch Threads ................................................... 61 .............................. 61 ............................. 61Range of Inch Threads (in.) .................................. 1-5/8 to 72 ................. 1-5/8 to 72 ................ 1-5/8 to 72Number of Metric Threads ................................................ 24 .............................. 24 ............................. 24Range of Metric Threads (mm) .............................. 0.05 to 20 .................. 0.05 to 20 ..................0.05 to 20Compound and Carriage:Maximum Tool Size (in.) ................................................ 1 x 1 .......................... 1 x 1 ..........................1 x 1Maximum Compound Slide Travel (in.) ......................... 5-1/8 .......................... 5-1/8 ......................... 5-1/8Maximum Cross Slide Travel (in.) ....................................... 9 ................................ 9 ............................... 9Carriage Travel (in.).......................................................... 35 .............................. 55 ............................. 75Tailstock:Tailstock Spindle Travel (in.)............................................... 5 ................................ 5 ............................... 5Tailstock Taper ............................................................. MT-5 ..........................MT-5 ......................... MT-5Steady Rest Capacity (in.) ................................... 1/2 to 3-1/2 ................ 1/2 to 3-1/2 ............... 1/2 to 3-1/2Follow Rest Capacity (in.) .......................................... 3/8 to 7 ...................... 3/8 to 7 ..................... 3/8 to 7Width of Bed (in.)........................................................ 13-3/8 ........................ 13-3/8 ....................... 13-3/8Overall Dimensions (in.)(LxWxH) ............... 97-1/2x40x48-7/8 ..... 116-1/2x40x48-7/8 .... 136-1/8x40x48-7/8Motor............................................................... 7-1/2HP, 3Ph ............. 7-1/2HP, 3Ph ............ 7-1/2HP, 3Ph............................................................................. 230/460V* ................. 230/460V* ................. 230/460V*Approximate Net Weight (lbs.) .......................................5980 .......................... 6245 ......................... 6590*pre-wired 230V