Specifications
Equipped With
One New Summit 20-4 x 60A Precision Engine Lathe
Specifications:
Swing over bed 20”
Swing over cross slide 13 ¼”
Swing over gap 30”
Length of gap 11 ¾”
Length of gap in front of 4 jaw chuck 4 ¼”
Workpiece Weights:
At the headstock 330 lbs.
Between centers 990 lbs.
Between centers w/ steady rest 1,760 lbs.
Headstock:
Spindle speeds (no.) range RPM (12) 32-1500
Hole through spindle 4”
Spindle nose D1-8 Camlock
Headstock Center #5 MT
Quick Change Gearbox:
Threads per inch (no.) range (45) 2 - 72
Metric threads (no.) range (42) .2 - 14
Module threads (no.) range (18) .3 – 3.5
Diametral Pitch (no.) range (21) 8 – 44
Longitudinal feeds (no.) range (32) .002” - .0400”
Cross feeds (no.) range (32) .001” - .0200”
Leadscrew (Dia.) range (1.3/8”) 4 TPI
Feed Rod diameter 1”
Carriage & Apron:
Cross slide travel 11 ½”
Compound rest travel 5”
Graduation of apron Handwheel .010”
Graduation of cross slide Handwheel .002”
Tailstock:
Travel of spindle barrel 6”
Diameter of spindle barrel 3”
Taper of center #5 MT
Bed:
Width of bed 13”
Hardness of bed (Rockwell C) 44 - 50
Taper Attachment:
Degrees of taper +/- 10 Degrees
Maximum turning length per setting 16”
Motors:
Main Drive 10 HP
Coolant pump 1/8 HP
Steady and Follow Rest:
Steady rest ½” – 5 ¾”
Follow rest 3/8” – 3”
Shipping Data:
Overall width 44”
Overall height 65”
Overall length 114”
Weight 5590 lbs
Standard Features:
Big 4” thru hole
4 way rapid traverse
2 speed Tailstock
4 position bed stop
Automatic lubrication system
Inch/metric threads w/single switch lever
Cuts most inch/metric threads without change gears
Hardened & ground Bedways
Forced lubrication to the headstock, carriage
and Bedways
Removable gap
Precision (3) bearing spindle
Included Accessories: Steady Rest, Follow Rest, Thread Dial, Coolant System, Taper Attachment, 3 Jaw Chuck, 15 ¾” 4 Jaw Chuck, Carriage Stop, Work Light, Full Length Splash Guard, Chuck Guard
Options:
12” Steel Body 3-Jaw Precision Chuck w/2 Piece Reversible Jaws in Lieu of Standard Chuck $2,600
Aloris Quick Change Tool Post w/Holders (2#1, 2#2) $1,400
Fagor 2 Axis Digital Readout Installed $3,150
Electrics:
220/440/3/60 (Must Specify Voltage)
FOB: Oklahoma City, Oklahoma
Price: Standard Machine $30,990.00 plus freight
