SUMMIT 33-9 x 80 Big Hole Engine Lathe

CAPACITIES
Swing over bed 33”
Swing over cross slide 24.75”
Swing over gap 41.75”
Length of gap 18”

WORK PIECE WEIGHTS
At The Headstock 1100 Lbs.
Between Centers 8,800 Lbs.
Between Centers, One Steady Rest 11,000 Lbs.
Between Centers, Two Steady Rests 13,200 Lbs.

HEADSTOCK
Spindle speeds (no.) range RPM (12) 11-700
Hole through spindle 9.1”
Spindle nose A2-15

QUICK CHANGE GEARBOX
Threads per inch (no.) range (36) 2-28 TPI
Metric threads (no.) range (65) .08 – 14mm
Module threads (no.) range (22) .5 – 7M
Diametral Pitch (no.) range (36) 4 – 56P
Longitudinal feeds (no.) range (36) .0019 - .0276
Cross feeds (no.) range (36) .0009 - .0137
Leadscrew (Dia) range (1.75”) 2 TPI

CARRIAGE & APRON
Cross Slide Travel 15.5”
Compound rest travel 9”

TAILSTOCK
Travel of spindle barrel 9”
Diameter of spindle barrel 3.75”
Taper of center #5 MT
Two Speed 1:1, 4:1

BED
Width of bed 18”
Hardness of bed (Rockwell C) 42 – 50

TAPER ATTACHMENT
Degrees of taper +/- 10 Degrees
Maximum turning length per setting 20”

MOTORS
Main Drive 20HP
Coolant pump 1/8HP

STEADY & FOLLOW REST
Standard Steady Rest 2” – 14.9”
Follow rest 1.2” – 5.9”

SHIPPING DATA
Overall width 54”
Overall height 68”
Overall length 164”
Weight 8,470 lbs