Manufacturer: Clausing Colchester

Model Number: 6543

Serial Number: 32206

Model Year: 1958

Size: 17″ x 80″

Stock Number: 11650

12″ 4-jaw chuck 4-way toolpost Steady rest Forward – reverse Removable gap

Swing over bedways

17"

Swing over cross slide

9-1/2"

Swing over gap

28"

Length of gap

9"

Distance between centers

80"

Hole through spindle

3-1/8"

Cross slide travel

10-1/2"

Width of bed

12-3/4"

Number of spindle speeds

16

Range of spindle speeds

28 – 900 RPM

Pulley speeds

886 and 443 RPM

Threading

112 – 4 (45 steps)

-

0.0018 to 0.050 (45 steps)

Leadscrew diameter

1-1/2"

Leadscrew pitch

4 TPI

Tailstock quill taper

#3 MT

Tailstock quill travel

6"

Motor

220 volt, 3 phase, 60 cycle

Approximate dimensions

133" x 45" x 50" high

Approximate weight

6,000 lbs.