swing over bed                         16"
swing over cross slide             9-7/8"
distance between centers 1640     40"
                                       1660     60"
swing over gap                            24"
width of bed                                11"

HEADSTOCK:

spindle .nose                      ASA-D1-6
spindle bore                               2-1/8"
taper of spindle                        M.T.#6
variable spindle speeds   HI-400-2400 rpm
                                      LOW-30-460 rpm
                                      
THREADS AND FEEDS:

inch threads              2-72 T.P.I. (45-kinds)
metric threads               0.2-14.0 (40 kinds)
module pitch threads  0.3-3.5 M.P. (18 kinds)
D.P. threads             .8-44 D.P. (21 kinds)
longitudinal feed range         0.0016"-0.04"
cross feed range                    0.008"-0.02"
leadscrew diameter/pitch  1-1/4     4" T.P.I

CARRIAGE:

cross slide travel                8-1/4"
compound slide travel        5-1/4"
toolblock capacity            1" x  1"

TAILSTOCK                          
                           
center                               M.T.#4
spindle travel \dia      6-1/4"2-1/16"

POWER:

main motor                    5 h.p.  3 ph.
coolant pump              1/8 h.p.  3 ph

MACHINE DIMENSIONS:

machine size (L x W)   1640    80" x 32"
                                   1660......100" x 32"
packing size(lxwxh)1640....85" x 37" x 65"
                              1660..107" x 37" x 65"
net \ gross weight     1640...2,970\3,410 lbs
                               1660...3,300\3,850 lbs

STANDARD EQUIPMENT:

• main motor 3 h.p.
• one piece casting iron stand
• back plate (D1-6)
• rapid brake.
• MT #4 center.
• reducing sleeve.
• threading dial.
• tool kit & box.
• 4 way tool post.
• complete electrical equipment.
• instruction manual and parts list.
• gap bed.
• coolant pump system.