High efficiency screw jacks

Ball screw jacks recommended for continuous operation, duty cycle up to 100%
Long life synthetic oil lubricated worm gear
High precision worm gearbox, ZI involute profile, reduced angular backlash
Gearbox ratio from 1:4 to 1:32
Gearbox housing shape for a better heat dissipation
Input speed up to 3.000 rpm
Ball screw drive, travelling screw (Model A)

MA BS Mod.A Series ball screw jacks with travelling screw:
8 sizes standard available
Ball screw from Ø 16 mm to Ø 120 mm
Load capacity from 5 kN to 350 kN

Available accessories (*):
Stroke length limit device (magnetic or inductive proximity)
On request, execution with axial adjustment of the proximity sensors position or angular position
Incremental or absolute encoder for positioning control
Prepared for IEC standard motors, AC or DC motors, and brushless servomotors (special motor flange adapter available upon request)
Bronze guides
Stop nut device to prevent the ball screw travelling out of the screw jack housing
Protective tube
Anti-turn device
Trunnion mount
Protective bellows
Worm wheel rotation detector
Safety nut

More option upon request (*):
Fixing attachments in stainless steel AISI 303, AISI 304, on request AISI 316
Lubricants for high or low ambient temperature
Lubricants suitable for food industry

(*) Always check with our technical support the feasibility of the required option and accessories

Parameter Name	Parameter Value
Type	ball screw
Other characteristics	safety nut worm gear
Stroke (mm)	30 - 125