Pfauter Universal Gear Hobbing Machine (precision series) Model: P-1251 New 1978 SERIAL #: 25-277 CLASS: USED TYPE: GEAR HOBBERS MANUFACTURES: PFAUTER Specifications: Maximum Workpiece Diameter w/center support.................................................. 49.25”, 1251mm Maximum Workpiece Diameter wo/center support................................................ 60.00”, 1524mm Maximum Axial Travel........................................................................................... 39.37”, 1000mm Maximum DP / Module in Steel............................................................................. 1.6 DP, 15.87 MOD Minimum # of teeth (single-start index drive)........................................................ 20 teeth Center Distance Between Workpiece & Hob.......................................................... 2.36”, 60 mm min. Center Distance Between Workpiece & Hob.......................................................... 31.5”, 800mm max. Maximum Hob Diameter......................................................................................... 10”, 254 mm Maximum Hob Length............................................................................................ 11”, 280mm Maximum Hob Travel............................................................................................. 9.85”, 250mm Diameter of hob arbors............................................................................................ 1”,1.25”,1.5”,2” Taper for hob arbors................................................................................................ Morse # 5 Diameter of Work Table.......................................................................................... 47.24”, 1200mm Table Weight Capacity............................................................................................ 11000Lbs,5,000 kg Diameter of Work Table Bore................................................................................. 12”, 305mm Work Arbor Diameter.............................................................................................. 2.5”, 63.5mm Speeds & Feeds (infinitely variable): - Hob Speeds........................................................................................................... 30 – 180 RPM - Axial Feed.......................................................................... 0.020 - 0.240 IPR, 0.5 – 6.000 mm/pr - Radial Feed........................................................................ 0.007 - 0.084 IPR, 0.170 – 2.000 mm/pr Tangential Feed................................................................... 0.008 - 0.096 IPR, 0.200 – 2.500 mm/pr Electrical: Volts........................................................................................................................ 460 VAC Phase....................................................................................................................... 3 phase Frequency................................................................................................................ 60 Hz Load of Machine (approx.)..................................................................................... 32 kVA Dimensions (including space required to remove): Length..................................................................................................................... 291.80”, 7412mm Width....................................................................................................................... 169.80”, 4313mm Height...................................................................................................................... 137.75”, 3500mm Weight (approx.)....................................................................................................60,000lbs, 27,215.00kg Equipped With: Full Pendant Control Automatic Hob Shifting Two Cut Work-cycle Index & Differential Change Gears Universal Hob Head w/ Long Tangential Travel Single IndexTangential Cutting Coolant and Hydraulic Oil Coolers Chip Conveyor Tailstock and Hob Arbors Operator Platform and Stairs