11" X 20" H.E.S. MODEL AC-280 GEARED HEAD PRECISION ENGINE

Height of centers 5-1/2" straight bed
Distance between centers 19-1/2"
Swing over bed 11"
Swing over cross-slide 7-1/16"
5-11/16" with extended
slide
Width over top surfaces 8-1/2"
Spindle speeds 18 from 50 to 2500 RPM
4 HP 3000 RPM motor
Spindle nose I.S.O. A1-4"
Spindle bore 1"
Taper in nose No. 4 Morse
Gearing reduction 14 and 116
English threads 28 from 56 to 4 TPI
Leadscrew pitch 4 TPI
Sliding feeds 28 from 0,002-0,028"
Surfacing feeds 1/2 of slide feeds
Toolpost travel 4-5/16"
Tool section 3/4" x 3/4"
Sleeve diameter 1-3/4"
Taper in bore No. 3 Morse
Dimensions 63"L x 25"W x 47"High
Weight 2310 lbs.