BARBER COLMAN 16-56 WDOWNFEED

Barber Colman Horizontal Hobbing machine
Model 16-56,  S/N 2955

This machine was designed for the cutting of large shafts in the Horizontal
position. Very similar in design and mfg to the smaller 16-16 & 16-36 models.
Usually all tooling should be interchangeable.

Machine Specifications are as follows
* Max work diameter......................................................16"
* Max DP in steel......................................................6 DP
* Max hob length..........................................................5"
* Max hob diameter........................................................5"
* Max travel of hob carriage.............................................56"
* Max swivel angle setting................................45° Left or Right
* Max distance work spindle face to tailstock center...................... "
* Max hob speed................................................75 - 425 rpm
* Max hob shift travel..................................................3.5"
* Index worm gear diameter.............................................12.7"
* Number of teeth...................................................5 - 300

WORK SPINDLE:
* Overall diameter....................................................7.125"
* Bore diameter......................................................4.1875"
* Bolt circle diameter.................................................6.25"
* Bolt circle tapped holes........................................½" 13 UNC

MOTORS:
* Main drive motor...................................................7.5 HP 
* Hydraulic pump.......................................................1 HP
* Lubrication motor.................................................1/20 HP
* Rapid traverse motor.................................................2 HP
* Coolant pump motor...................................................½ HP
* Overall size...............................................89" x 76" x 84"
* Net weight......................................................7,600 lbs

STANDARD EQUIPMENT:
* Rapid traverse
* Double Thread Index Worm
* Manual hob shift
* Hob Arbor 1-1/4"
* Misc index gears change gears
* Steady rest for large shafts
* Downfeed option
* Operator manual 
* Electrics 220/440 volts, 3 phase, 60 cycles.

Machine can be inspected under power in excellent operating condition.
The machine has just been removed from running service in customers shop
and is now located in our Statesville warehouse.