Manufacturer: Carlton

Model Number: 4A

Serial Number: B-222

Model Year: 1950’s

Size: 8′ x 19″

Stock Number: 11593

Power clamping of head and arm

Power elevation of arm

Power traverse of head on arm

Box table

Arm Length

96"

Distance Spindle C/L to Column Face

13-1/4" Min. – 96" Max.

Distance Spindle to Base

14-1/2" Min. – 78" Max.

Working surface of base

77" x 50"

Longitudinal travel of head on arm

82-3/4"

Vertical travel of arm on column

43-1/2"

Column diameter

19"

Spindle travel

20"

Spindle diameter

4"

Spindle speeds (8)

24 – 900 RPM

Spindle feeds (18)

0.004" – 0.125 " / rev.

Spindle taper

No. 6 MT

Tapping leads (4)

8, 11.5, 14, 18 TPI

Motor

20 HP

Volts

220 / 440

Phase

3

Cycles

60

Amps

51.6 / 25.8

Approximate dimensions

182"LR x 50"FB x 152" high

Approximate weight

30,000 lbs.